126553132 has 12 divisors (see below), whose sum is σ = 221557896. Its totient is φ = 63250880.

The previous prime is 126553111. The next prime is 126553157. The reversal of 126553132 is 231355621.

It is a self number, because there is not a number n which added to its sum of digits gives 126553132.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8532 + ... + 18052.

It is an arithmetic number, because the mean of its divisors is an integer number (18463158).

Almost surely, 2^126553132 is an apocalyptic number.

It is an amenable number.

126553132 is a deficient number, since it is larger than the sum of its proper divisors (95004764).

126553132 is a wasteful number, since it uses less digits than its factorization.

126553132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12848 (or 12846 counting only the distinct ones).

The product of its digits is 5400, while the sum is 28.

The square root of 126553132 is about 11249.5836367396. The cubic root of 126553132 is about 502.0623246058.

The spelling of 126553132 in words is "one hundred twenty-six million, five hundred fifty-three thousand, one hundred thirty-two".