125604461 has 2 divisors, whose sum is σ = 125604462. Its totient is φ = 125604460.

The previous prime is 125604433. The next prime is 125604571. The reversal of 125604461 is 164406521.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 86304100 + 39300361 = 9290^2 + 6269^2 .

It is an emirp because it is prime and its reverse (164406521) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 125604461 - 2¹⁸ = 125342317 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125604761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62802230 + 62802231.

It is an arithmetic number, because the mean of its divisors is an integer number (62802231).

Almost surely, 2^125604461 is an apocalyptic number.

It is an amenable number.

125604461 is a deficient number, since it is larger than the sum of its proper divisors (1).

125604461 is an equidigital number, since it uses as much as digits as its factorization.

125604461 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 125604461 is about 11207.3396040274. The cubic root of 125604461 is about 500.8046523745.

The spelling of 125604461 in words is "one hundred twenty-five million, six hundred four thousand, four hundred sixty-one".