122136937837 has 2 divisors, whose sum is σ = 122136937838. Its totient is φ = 122136937836.

The previous prime is 122136937799. The next prime is 122136937849. The reversal of 122136937837 is 738739631221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 110347538596 + 11789399241 = 332186^2 + 108579^2 .

It is a cyclic number.

It is not a de Polignac number, because 122136937837 - 2¹⁵ = 122136905069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122136937337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61068468918 + 61068468919.

It is an arithmetic number, because the mean of its divisors is an integer number (61068468919).

Almost surely, 2^122136937837 is an apocalyptic number.

It is an amenable number.

122136937837 is a deficient number, since it is larger than the sum of its proper divisors (1).

122136937837 is an equidigital number, since it uses as much as digits as its factorization.

122136937837 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2286144, while the sum is 52.

The spelling of 122136937837 in words is "one hundred twenty-two billion, one hundred thirty-six million, nine hundred thirty-seven thousand, eight hundred thirty-seven".