13857859034 has 4 divisors (see below), whose sum is σ = 20786788554. Its totient is φ = 6928929516.

The previous prime is 13857859033. The next prime is 13857859069. The reversal of 13857859034 is 43095875831.

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

It can be written as a sum of positive squares in only one way, i.e., 13109563009 + 748296025 = 114497^2 + 27355^2 .

It is not an unprimeable number, because it can be changed into a prime (13857859033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3464464757 + ... + 3464464760.

Almost surely, 2^13857859034 is an apocalyptic number.

13857859034 is a deficient number, since it is larger than the sum of its proper divisors (6928929520).

13857859034 is an equidigital number, since it uses as much as digits as its factorization.

13857859034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6928929519.

The product of its (nonzero) digits is 3628800, while the sum is 53.

The spelling of 13857859034 in words is "thirteen billion, eight hundred fifty-seven million, eight hundred fifty-nine thousand, thirty-four".