126675451 has 16 divisors (see below), whose sum is σ = 157651200. Its totient is φ = 99314208.

The previous prime is 126675443. The next prime is 126675503. The reversal of 126675451 is 154576621.

It is a happy number.

It is not a de Polignac number, because 126675451 - 2³ = 126675443 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 126675451.

It is not an unprimeable number, because it can be changed into a prime (126675401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12565 + ... + 20278.

It is an arithmetic number, because the mean of its divisors is an integer number (9853200).

Almost surely, 2^126675451 is an apocalyptic number.

126675451 is a deficient number, since it is larger than the sum of its proper divisors (30975749).

126675451 is a wasteful number, since it uses less digits than its factorization.

126675451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32898.

The product of its digits is 50400, while the sum is 37.

The square root of 126675451 is about 11255.0189249063. The cubic root of 126675451 is about 502.2240274033.

The spelling of 126675451 in words is "one hundred twenty-six million, six hundred seventy-five thousand, four hundred fifty-one".