137922918797 has 4 divisors (see below), whose sum is σ = 137924320896. Its totient is φ = 137921516700.

The previous prime is 137922918769. The next prime is 137922918799. The reversal of 137922918797 is 797819229731.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 137922918797 - 2⁶ = 137922918733 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137922918799) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 541373 + ... + 754274.

It is an arithmetic number, because the mean of its divisors is an integer number (34481080224).

Almost surely, 2^137922918797 is an apocalyptic number.

It is an amenable number.

137922918797 is a deficient number, since it is larger than the sum of its proper divisors (1402099).

137922918797 is a wasteful number, since it uses less digits than its factorization.

137922918797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1402098.

The product of its digits is 24004512, while the sum is 65.

The spelling of 137922918797 in words is "one hundred thirty-seven billion, nine hundred twenty-two million, nine hundred eighteen thousand, seven hundred ninety-seven".