126565413 has 8 divisors (see below), whose sum is σ = 181735008. Its totient is φ = 77886384.

The previous prime is 126565409. The next prime is 126565427. The reversal of 126565413 is 314565621.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 126565413 - 2² = 126565409 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126565433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1622595 + ... + 1622672.

It is an arithmetic number, because the mean of its divisors is an integer number (22716876).

Almost surely, 2^126565413 is an apocalyptic number.

126565413 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

126565413 is a deficient number, since it is larger than the sum of its proper divisors (55169595).

126565413 is a wasteful number, since it uses less digits than its factorization.

126565413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3245283.

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

The square root of 126565413 is about 11250.1294659217. The cubic root of 126565413 is about 502.0785644989.

The spelling of 126565413 in words is "one hundred twenty-six million, five hundred sixty-five thousand, four hundred thirteen".