1139484559 has 4 divisors (see below), whose sum is σ = 1178777160. Its totient is φ = 1100191960.

The previous prime is 1139484553. The next prime is 1139484601. The reversal of 1139484559 is 9554849311.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1139484559 - 2⁵ = 1139484527 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1139484553) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19646257 + ... + 19646314.

It is an arithmetic number, because the mean of its divisors is an integer number (294694290).

Almost surely, 2^1139484559 is an apocalyptic number.

1139484559 is a deficient number, since it is larger than the sum of its proper divisors (39292601).

1139484559 is an equidigital number, since it uses as much as digits as its factorization.

1139484559 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39292600.

The product of its digits is 777600, while the sum is 49.

The square root of 1139484559 is about 33756.2521468246. The cubic root of 1139484559 is about 1044.4864608917.

The spelling of 1139484559 in words is "one billion, one hundred thirty-nine million, four hundred eighty-four thousand, five hundred fifty-nine".