1139202501 has 8 divisors (see below), whose sum is σ = 1526889984. Its totient is φ = 755491680.

The previous prime is 1139202499. The next prime is 1139202523. The reversal of 1139202501 is 1052029311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1139202501 - 2¹ = 1139202499 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1139202401) 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 7 ways as a sum of consecutive naturals, for example, 993496 + ... + 994641.

It is an arithmetic number, because the mean of its divisors is an integer number (190861248).

Almost surely, 2^1139202501 is an apocalyptic number.

It is an amenable number.

1139202501 is a deficient number, since it is larger than the sum of its proper divisors (387687483).

1139202501 is a wasteful number, since it uses less digits than its factorization.

1139202501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1988331.

The product of its (nonzero) digits is 540, while the sum is 24.

The square root of 1139202501 is about 33752.0740251618. The cubic root of 1139202501 is about 1044.4002727781.

The spelling of 1139202501 in words is "one billion, one hundred thirty-nine million, two hundred two thousand, five hundred one".