1139130001 has 3 divisors (see below), whose sum is σ = 1139163753. Its totient is φ = 1139096250.

The previous prime is 1139129977. The next prime is 1139130017. The reversal of 1139130001 is 1000319311.

It is a happy number.

The square root of 1139130001 is 33751.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 1139130001 - 2⁵ = 1139129969 is a prime.

It is a hoax number, since the sum of its digits (19) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1139130301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 16876 + ... + 50626.

It is an arithmetic number, because the mean of its divisors is an integer number (379721251).

Almost surely, 2^1139130001 is an apocalyptic number.

1139130001 is the 33751-st square number.

1139130001 is the 16876-th centered octagonal number.

It is an amenable number.

1139130001 is a deficient number, since it is larger than the sum of its proper divisors (33752).

1139130001 is an frugal number, since it uses more digits than its factorization.

1139130001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67502 (or 33751 counting only the distinct ones).

The product of its (nonzero) digits is 81, while the sum is 19.

The cubic root of 1139130001 is about 1044.3781167447.

Multiplying 1139130001 by its product of nonzero digits (81), we get a square (92269530081 = 303759²).

Adding to 1139130001 its reverse (1000319311), we get a palindrome (2139449312).

The spelling of 1139130001 in words is "one billion, one hundred thirty-nine million, one hundred thirty thousand, one".