126346512 has 20 divisors (see below), whose sum is σ = 326395280. Its totient is φ = 42115488.

The previous prime is 126346511. The next prime is 126346529. The reversal of 126346512 is 215643621.

It is a super-2 number, since 2×126346512² = 31926882189132288, which contains 22 as substring.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 126346512.

It is not an unprimeable number, because it can be changed into a prime (126346511) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1316062 + ... + 1316157.

It is an arithmetic number, because the mean of its divisors is an integer number (16319764).

Almost surely, 2^126346512 is an apocalyptic number.

126346512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

126346512 is an abundant number, since it is smaller than the sum of its proper divisors (200048768).

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

126346512 is a wasteful number, since it uses less digits than its factorization.

126346512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2632230 (or 2632224 counting only the distinct ones).

The product of its digits is 8640, while the sum is 30.

The square root of 126346512 is about 11240.3964342900. The cubic root of 126346512 is about 501.7889410794.

The spelling of 126346512 in words is "one hundred twenty-six million, three hundred forty-six thousand, five hundred twelve".