126113715 has 144 divisors (see below), whose sum is σ = 285023232. Its totient is φ = 50409216.

The previous prime is 126113707. The next prime is 126113717. The reversal of 126113715 is 517311621.

126113715 is a `hidden beast` number, since 1 + 2 + 611 + 37 + 15 = 666.

It is not a de Polignac number, because 126113715 - 2³ = 126113707 is a prime.

It is a super-2 number, since 2×126113715² = 31809338222202450, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126113717) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 1224354 + ... + 1224456.

It is an arithmetic number, because the mean of its divisors is an integer number (1979328).

Almost surely, 2^126113715 is an apocalyptic number.

126113715 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

126113715 is an abundant number, since it is smaller than the sum of its proper divisors (158909517).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

126113715 is a wasteful number, since it uses less digits than its factorization.

126113715 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170 (or 154 counting only the distinct ones).

The product of its digits is 1260, while the sum is 27.

The square root of 126113715 is about 11230.0362866733. The cubic root of 126113715 is about 501.4805648614.

The spelling of 126113715 in words is "one hundred twenty-six million, one hundred thirteen thousand, seven hundred fifteen".