913056039 has 72 divisors (see below), whose sum is σ = 1645005440. Its totient is φ = 476715456.

The previous prime is 913056031. The next prime is 913056061. The reversal of 913056039 is 930650319.

913056039 is a `hidden beast` number, since 91 + 3 + 0 + 560 + 3 + 9 = 666.

It is not a de Polignac number, because 913056039 - 2³ = 913056031 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 913055994 and 913056012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (913056031) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1006224 + ... + 1007130.

Almost surely, 2^913056039 is an apocalyptic number.

913056039 is a deficient number, since it is larger than the sum of its proper divisors (731949401).

913056039 is a wasteful number, since it uses less digits than its factorization.

913056039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 997 (or 965 counting only the distinct ones).

The product of its (nonzero) digits is 21870, while the sum is 36.

The square root of 913056039 is about 30216.8171553524. The cubic root of 913056039 is about 970.1356805281.

It can be divided in two parts, 91305 and 6039, that added together give a square (97344 = 312²).

The spelling of 913056039 in words is "nine hundred thirteen million, fifty-six thousand, thirty-nine".