125410513 has 16 divisors (see below), whose sum is σ = 141958656. Its totient is φ = 110133760.

The previous prime is 125410511. The next prime is 125410543. The reversal of 125410513 is 315014521.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 125410513 - 2¹ = 125410511 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125410511) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12120 + ... + 19942.

It is an arithmetic number, because the mean of its divisors is an integer number (8872416).

Almost surely, 2^125410513 is an apocalyptic number.

It is an amenable number.

125410513 is a deficient number, since it is larger than the sum of its proper divisors (16548143).

125410513 is a wasteful number, since it uses less digits than its factorization.

125410513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7904.

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 125410513 is about 11198.6835387022. The cubic root of 125410513 is about 500.5467525720.

The spelling of 125410513 in words is "one hundred twenty-five million, four hundred ten thousand, five hundred thirteen".