126651064 has 24 divisors (see below), whose sum is σ = 248252760. Its totient is φ = 60570224.

The previous prime is 126651059. The next prime is 126651073. The reversal of 126651064 is 460156621.

It is a congruent 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 5 ways as a sum of consecutive naturals, for example, 10732 + ... + 19195.

It is an arithmetic number, because the mean of its divisors is an integer number (10343865).

Almost surely, 2^126651064 is an apocalyptic number.

It is an amenable number.

126651064 is a deficient number, since it is larger than the sum of its proper divisors (121601696).

126651064 is a wasteful number, since it uses less digits than its factorization.

126651064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29979 (or 29952 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 126651064 is about 11253.9354894188. The cubic root of 126651064 is about 502.1917966822.

The spelling of 126651064 in words is "one hundred twenty-six million, six hundred fifty-one thousand, sixty-four".