137937671503 has 2 divisors, whose sum is σ = 137937671504. Its totient is φ = 137937671502.

The previous prime is 137937671497. The next prime is 137937671537. The reversal of 137937671503 is 305176739731.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 137937671503 - 2⁵ = 137937671471 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (137937671593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68968835751 + 68968835752.

It is an arithmetic number, because the mean of its divisors is an integer number (68968835752).

Almost surely, 2^137937671503 is an apocalyptic number.

137937671503 is a deficient number, since it is larger than the sum of its proper divisors (1).

137937671503 is an equidigital number, since it uses as much as digits as its factorization.

137937671503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2500470, while the sum is 52.

The spelling of 137937671503 in words is "one hundred thirty-seven billion, nine hundred thirty-seven million, six hundred seventy-one thousand, five hundred three".