126515166 has 16 divisors (see below), whose sum is σ = 253672464. Its totient is φ = 42064704.

The previous prime is 126515141. The next prime is 126515177. The reversal of 126515166 is 661515621.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24175 + ... + 28938.

It is an arithmetic number, because the mean of its divisors is an integer number (15854529).

Almost surely, 2^126515166 is an apocalyptic number.

126515166 is an abundant number, since it is smaller than the sum of its proper divisors (127157298).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

126515166 is a wasteful number, since it uses less digits than its factorization.

126515166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53515.

The product of its digits is 10800, while the sum is 33.

The square root of 126515166 is about 11247.8960699324. The cubic root of 126515166 is about 502.0121132720.

The spelling of 126515166 in words is "one hundred twenty-six million, five hundred fifteen thousand, one hundred sixty-six".