126122408 has 32 divisors (see below), whose sum is σ = 241617600. Its totient is φ = 61704192.

The previous prime is 126122393. The next prime is 126122413. The reversal of 126122408 is 804221621.

It is a happy number.

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, 88808 + ... + 90216.

It is an arithmetic number, because the mean of its divisors is an integer number (7550550).

Almost surely, 2^126122408 is an apocalyptic number.

It is an amenable number.

126122408 is a deficient number, since it is larger than the sum of its proper divisors (115495192).

126122408 is a wasteful number, since it uses less digits than its factorization.

126122408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1649 (or 1645 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 26.

The square root of 126122408 is about 11230.4233223864. The cubic root of 126122408 is about 501.4920869241.

The spelling of 126122408 in words is "one hundred twenty-six million, one hundred twenty-two thousand, four hundred eight".