137038396331 has 2 divisors, whose sum is σ = 137038396332. Its totient is φ = 137038396330.

The previous prime is 137038396279. The next prime is 137038396373. The reversal of 137038396331 is 133693830731.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 137038396331 - 2⁶ = 137038396267 is a prime.

It is a super-2 number, since 2×137038396331² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (137032396331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68519198165 + 68519198166.

It is an arithmetic number, because the mean of its divisors is an integer number (68519198166).

Almost surely, 2^137038396331 is an apocalyptic number.

137038396331 is a deficient number, since it is larger than the sum of its proper divisors (1).

137038396331 is an equidigital number, since it uses as much as digits as its factorization.

137038396331 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 734832, while the sum is 47.

The spelling of 137038396331 in words is "one hundred thirty-seven billion, thirty-eight million, three hundred ninety-six thousand, three hundred thirty-one".