139325523931 has 12 divisors (see below), whose sum is σ = 153470922696. Its totient is φ = 126388296320.

The previous prime is 139325523929. The next prime is 139325523949.

139325523931 is nontrivially palindromic in base 10.

139325523931 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 139325523931 - 2¹ = 139325523929 is a prime.

It is a super-2 number, since 2×139325523931² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (139325523991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1176310 + ... + 1289323.

It is an arithmetic number, because the mean of its divisors is an integer number (12789243558).

Almost surely, 2^139325523931 is an apocalyptic number.

139325523931 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

139325523931 is a deficient number, since it is larger than the sum of its proper divisors (14145398765).

139325523931 is a wasteful number, since it uses less digits than its factorization.

139325523931 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2466122 (or 2466111 counting only the distinct ones).

The product of its digits is 656100, while the sum is 46.

The spelling of 139325523931 in words is "one hundred thirty-nine billion, three hundred twenty-five million, five hundred twenty-three thousand, nine hundred thirty-one".