331404007139 has 2 divisors, whose sum is σ = 331404007140. Its totient is φ = 331404007138.

The previous prime is 331404007091. The next prime is 331404007237. The reversal of 331404007139 is 931700404133.

It is a weak prime.

It is an emirp because it is prime and its reverse (931700404133) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 331404007139 - 2³⁶ = 262684530403 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 331404007099 and 331404007108.

It is not a weakly prime, because it can be changed into another prime (331404001139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165702003569 + 165702003570.

It is an arithmetic number, because the mean of its divisors is an integer number (165702003570).

Almost surely, 2^331404007139 is an apocalyptic number.

331404007139 is a deficient number, since it is larger than the sum of its proper divisors (1).

331404007139 is an equidigital number, since it uses as much as digits as its factorization.

331404007139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27216, while the sum is 35.

The spelling of 331404007139 in words is "three hundred thirty-one billion, four hundred four million, seven thousand, one hundred thirty-nine".