126321602 has 16 divisors (see below), whose sum is σ = 207028224. Its totient is φ = 57330000.

The previous prime is 126321551. The next prime is 126321607. The reversal of 126321602 is 206123621.

It is not an unprimeable number, because it can be changed into a prime (126321607) by changing a digit.

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, 11327 + ... + 19517.

It is an arithmetic number, because the mean of its divisors is an integer number (12939264).

Almost surely, 2^126321602 is an apocalyptic number.

126321602 is a deficient number, since it is larger than the sum of its proper divisors (80706622).

126321602 is a wasteful number, since it uses less digits than its factorization.

126321602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8905.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 126321602 is about 11239.2883226653. The cubic root of 126321602 is about 501.7559619760.

The spelling of 126321602 in words is "one hundred twenty-six million, three hundred twenty-one thousand, six hundred two".