125592461 has 4 divisors (see below), whose sum is σ = 126286524. Its totient is φ = 124898400.

The previous prime is 125592437. The next prime is 125592469. The reversal of 125592461 is 164295521.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 20529961 + 105062500 = 4531^2 + 10250^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-125592461 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125592469) 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, 346760 + ... + 347121.

It is an arithmetic number, because the mean of its divisors is an integer number (31571631).

Almost surely, 2^125592461 is an apocalyptic number.

It is an amenable number.

125592461 is a deficient number, since it is larger than the sum of its proper divisors (694063).

125592461 is an equidigital number, since it uses as much as digits as its factorization.

125592461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 694062.

The product of its digits is 21600, while the sum is 35.

The square root of 125592461 is about 11206.8042277895. The cubic root of 125592461 is about 500.7887032402.

The spelling of 125592461 in words is "one hundred twenty-five million, five hundred ninety-two thousand, four hundred sixty-one".