125152765201 has 2 divisors, whose sum is σ = 125152765202. Its totient is φ = 125152765200.

The previous prime is 125152765187. The next prime is 125152765277. The reversal of 125152765201 is 102567251521.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 117545436801 + 7607328400 = 342849^2 + 87220^2 .

It is a cyclic number.

It is not a de Polignac number, because 125152765201 - 2⁵ = 125152765169 is a prime.

It is not a weakly prime, because it can be changed into another prime (125152765601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62576382600 + 62576382601.

It is an arithmetic number, because the mean of its divisors is an integer number (62576382601).

Almost surely, 2^125152765201 is an apocalyptic number.

It is an amenable number.

125152765201 is a deficient number, since it is larger than the sum of its proper divisors (1).

125152765201 is an equidigital number, since it uses as much as digits as its factorization.

125152765201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42000, while the sum is 37.

The spelling of 125152765201 in words is "one hundred twenty-five billion, one hundred fifty-two million, seven hundred sixty-five thousand, two hundred one".