377531234317 has 2 divisors, whose sum is σ = 377531234318. Its totient is φ = 377531234316.

The previous prime is 377531234287. The next prime is 377531234323. The reversal of 377531234317 is 713432135773.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 376972668361 + 558565956 = 613981^2 + 23634^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-377531234317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (377531234617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 188765617158 + 188765617159.

It is an arithmetic number, because the mean of its divisors is an integer number (188765617159).

Almost surely, 2^377531234317 is an apocalyptic number.

It is an amenable number.

377531234317 is a deficient number, since it is larger than the sum of its proper divisors (1).

377531234317 is an equidigital number, since it uses as much as digits as its factorization.

377531234317 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1111320, while the sum is 46.

The spelling of 377531234317 in words is "three hundred seventy-seven billion, five hundred thirty-one million, two hundred thirty-four thousand, three hundred seventeen".