126520602 has 16 divisors (see below), whose sum is σ = 272506080. Its totient is φ = 38929392.

The previous prime is 126520561. The next prime is 126520627. The reversal of 126520602 is 206025621.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 810952 + ... + 811107.

It is an arithmetic number, because the mean of its divisors is an integer number (17031630).

Almost surely, 2^126520602 is an apocalyptic number.

126520602 is an abundant number, since it is smaller than the sum of its proper divisors (145985478).

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

126520602 is a wasteful number, since it uses less digits than its factorization.

126520602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1622077.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 126520602 is about 11248.1377125282. The cubic root of 126520602 is about 502.0193031841.

The spelling of 126520602 in words is "one hundred twenty-six million, five hundred twenty thousand, six hundred two".