125302548361 has 9 divisors (see below), whose sum is σ = 125734827981. Its totient is φ = 124871753484.

The previous prime is 125302548337. The next prime is 125302548403. The reversal of 125302548361 is 163845203521.

The square root of 125302548361 is 353981.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 125302548361 - 2³³ = 116712613769 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125302518361) 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 in 8 ways as a sum of consecutive naturals, for example, 169556530 + ... + 169557268.

Almost surely, 2^125302548361 is an apocalyptic number.

125302548361 is the 353981-st square number.

125302548361 is the 176991-st centered octagonal number.

It is an amenable number.

125302548361 is a deficient number, since it is larger than the sum of its proper divisors (432279620).

125302548361 is an frugal number, since it uses more digits than its factorization.

125302548361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2436 (or 1218 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 40.

The spelling of 125302548361 in words is "one hundred twenty-five billion, three hundred two million, five hundred forty-eight thousand, three hundred sixty-one".