126264513 has 16 divisors (see below), whose sum is σ = 172544256. Its totient is φ = 82093440.

The previous prime is 126264511. The next prime is 126264613. The reversal of 126264513 is 315462621.

It is not a de Polignac number, because 126264513 - 2¹ = 126264511 is a prime.

It is not an unprimeable number, because it can be changed into a prime (126264511) 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, 42703 + ... + 45563.

It is an arithmetic number, because the mean of its divisors is an integer number (10784016).

Almost surely, 2^126264513 is an apocalyptic number.

It is an amenable number.

126264513 is a deficient number, since it is larger than the sum of its proper divisors (46279743).

126264513 is a wasteful number, since it uses less digits than its factorization.

126264513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3224.

The product of its digits is 8640, while the sum is 30.

The square root of 126264513 is about 11236.7483285869. The cubic root of 126264513 is about 501.6803637623.

The spelling of 126264513 in words is "one hundred twenty-six million, two hundred sixty-four thousand, five hundred thirteen".