1139539104 has 240 divisors, whose sum is σ = 3872727936. Its totient is φ = 324864000.

The previous prime is 1139539103. The next prime is 1139539129. The reversal of 1139539104 is 4019359311.

1139539104 is a `hidden beast` number, since 1 + 13 + 9 + 539 + 104 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (1139539103) 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 39 ways as a sum of consecutive naturals, for example, 483529 + ... + 485879.

Almost surely, 2^1139539104 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1139539104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1936363968).

1139539104 is an abundant number, since it is smaller than the sum of its proper divisors (2733188832).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1139539104 is a wasteful number, since it uses less digits than its factorization.

1139539104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2401 (or 2384 counting only the distinct ones).

The product of its (nonzero) digits is 14580, while the sum is 36.

The square root of 1139539104 is about 33757.0600615634. The cubic root of 1139539104 is about 1044.5031264985.

The spelling of 1139539104 in words is "one billion, one hundred thirty-nine million, five hundred thirty-nine thousand, one hundred four".