126566154 has 48 divisors (see below), whose sum is σ = 322174944. Its totient is φ = 35402400.

The previous prime is 126566123. The next prime is 126566161. The reversal of 126566154 is 451665621.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22012 + ... + 27159.

It is an arithmetic number, because the mean of its divisors is an integer number (6711978).

Almost surely, 2^126566154 is an apocalyptic number.

126566154 is an abundant number, since it is smaller than the sum of its proper divisors (195608790).

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

126566154 is a wasteful number, since it uses less digits than its factorization.

126566154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49203 (or 49200 counting only the distinct ones).

The product of its digits is 43200, while the sum is 36.

The square root of 126566154 is about 11250.1623988278. The cubic root of 126566154 is about 502.0795443334.

The spelling of 126566154 in words is "one hundred twenty-six million, five hundred sixty-six thousand, one hundred fifty-four".