126115712 has 16 divisors (see below), whose sum is σ = 251246400. Its totient is φ = 63057792.

The previous prime is 126115709. The next prime is 126115727. The reversal of 126115712 is 217511621.

It is a tau number, because it is divible by the number of its divisors (16).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 492512 + ... + 492767.

It is an arithmetic number, because the mean of its divisors is an integer number (15702900).

Almost surely, 2^126115712 is an apocalyptic number.

It is an amenable number.

126115712 is a deficient number, since it is larger than the sum of its proper divisors (125130688).

126115712 is an frugal number, since it uses more digits than its factorization.

126115712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 985293 (or 985281 counting only the distinct ones).

The product of its digits is 840, while the sum is 26.

The square root of 126115712 is about 11230.1251996583. The cubic root of 126115712 is about 501.4832118148.

The spelling of 126115712 in words is "one hundred twenty-six million, one hundred fifteen thousand, seven hundred twelve".