139557327 has 24 divisors (see below), whose sum is σ = 230281344. Its totient is φ = 73610784.

The previous prime is 139557323. The next prime is 139557331. The reversal of 139557327 is 723755931.

It is an interprime number because it is at equal distance from previous prime (139557323) and next prime (139557331).

It is not a de Polignac number, because 139557327 - 2² = 139557323 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139557323) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16113 + ... + 23210.

It is an arithmetic number, because the mean of its divisors is an integer number (9595056).

Almost surely, 2^139557327 is an apocalyptic number.

139557327 is a deficient number, since it is larger than the sum of its proper divisors (90724017).

139557327 is a wasteful number, since it uses less digits than its factorization.

139557327 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39359 (or 39346 counting only the distinct ones).

The product of its digits is 198450, while the sum is 42.

The square root of 139557327 is about 11813.4384071700. The cubic root of 139557327 is about 518.7015521213.

The spelling of 139557327 in words is "one hundred thirty-nine million, five hundred fifty-seven thousand, three hundred twenty-seven".