137370771430631 has 4 divisors (see below), whose sum is σ = 138654610416072. Its totient is φ = 136086932445192.

The previous prime is 137370771430597. The next prime is 137370771430643. The reversal of 137370771430631 is 136034177073731.

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 137370771430631 - 2¹⁸ = 137370771168487 is a prime.

It is a super-2 number, since 2×137370771430631² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137370771430661) 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, 641919492560 + ... + 641919492773.

It is an arithmetic number, because the mean of its divisors is an integer number (34663652604018).

Almost surely, 2^{137370771430631} is an apocalyptic number.

137370771430631 is a deficient number, since it is larger than the sum of its proper divisors (1283838985441).

137370771430631 is a wasteful number, since it uses less digits than its factorization.

137370771430631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1283838985440.

The product of its (nonzero) digits is 4667544, while the sum is 53.

The spelling of 137370771430631 in words is "one hundred thirty-seven trillion, three hundred seventy billion, seven hundred seventy-one million, four hundred thirty thousand, six hundred thirty-one".