126366051 has 12 divisors (see below), whose sum is σ = 195996552. Its totient is φ = 72209088.

The previous prime is 126366047. The next prime is 126366067. The reversal of 126366051 is 150663621.

It is not a de Polignac number, because 126366051 - 2² = 126366047 is a prime.

It is not an unprimeable number, because it can be changed into a prime (126366091) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 429670 + ... + 429963.

It is an arithmetic number, because the mean of its divisors is an integer number (16333046).

Almost surely, 2^126366051 is an apocalyptic number.

126366051 is a deficient number, since it is larger than the sum of its proper divisors (69630501).

126366051 is an equidigital number, since it uses as much as digits as its factorization.

126366051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 859650 (or 859643 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 126366051 is about 11241.2655426335. The cubic root of 126366051 is about 501.8148063199.

The spelling of 126366051 in words is "one hundred twenty-six million, three hundred sixty-six thousand, fifty-one".