125356461 has 4 divisors (see below), whose sum is σ = 167141952. Its totient is φ = 83570972.

The previous prime is 125356409. The next prime is 125356499. The reversal of 125356461 is 164653521.

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 125356461 - 2⁹ = 125355949 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125356261) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20892741 + ... + 20892746.

It is an arithmetic number, because the mean of its divisors is an integer number (41785488).

Almost surely, 2^125356461 is an apocalyptic number.

It is an amenable number.

125356461 is a deficient number, since it is larger than the sum of its proper divisors (41785491).

125356461 is an equidigital number, since it uses as much as digits as its factorization.

125356461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41785490.

The product of its digits is 21600, while the sum is 33.

The square root of 125356461 is about 11196.2699592320. The cubic root of 125356461 is about 500.4748302630.

The spelling of 125356461 in words is "one hundred twenty-five million, three hundred fifty-six thousand, four hundred sixty-one".