37941172757129 has 2 divisors, whose sum is σ = 37941172757130. Its totient is φ = 37941172757128.

The previous prime is 37941172757087. The next prime is 37941172757153. The reversal of 37941172757129 is 92175727114973.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22464974116729 + 15476198640400 = 4739723^2 + 3933980^2 .

It is a cyclic number.

It is not a de Polignac number, because 37941172757129 - 2²⁰ = 37941171708553 is a prime.

It is not a weakly prime, because it can be changed into another prime (37941172777129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18970586378564 + 18970586378565.

It is an arithmetic number, because the mean of its divisors is an integer number (18970586378565).

Almost surely, 2^{37941172757129} is an apocalyptic number.

It is an amenable number.

37941172757129 is a deficient number, since it is larger than the sum of its proper divisors (1).

37941172757129 is an equidigital number, since it uses as much as digits as its factorization.

37941172757129 is an evil number, because the sum of its binary digits is even.

The product of its digits is 46675440, while the sum is 65.

The spelling of 37941172757129 in words is "thirty-seven trillion, nine hundred forty-one billion, one hundred seventy-two million, seven hundred fifty-seven thousand, one hundred twenty-nine".