137080660771 has 4 divisors (see below), whose sum is σ = 137083302544. Its totient is φ = 137078019000.

The previous prime is 137080660699. The next prime is 137080660817. The reversal of 137080660771 is 177066080731.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 137080660771 - 2²³ = 137072272163 is a prime.

It is a super-2 number, since 2×137080660771² (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 (137080661771) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1241460 + ... + 1347361.

It is an arithmetic number, because the mean of its divisors is an integer number (34270825636).

Almost surely, 2^137080660771 is an apocalyptic number.

137080660771 is a deficient number, since it is larger than the sum of its proper divisors (2641773).

137080660771 is an equidigital number, since it uses as much as digits as its factorization.

137080660771 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2641772.

The product of its (nonzero) digits is 296352, while the sum is 46.

The spelling of 137080660771 in words is "one hundred thirty-seven billion, eighty million, six hundred sixty thousand, seven hundred seventy-one".