126744475 has 48 divisors (see below), whose sum is σ = 186800544. Its totient is φ = 84796800.

The previous prime is 126744463. The next prime is 126744479. The reversal of 126744475 is 574447621.

It is not a de Polignac number, because 126744475 - 2⁷ = 126744347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (126744479) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 432429 + ... + 432721.

It is an arithmetic number, because the mean of its divisors is an integer number (3891678).

Almost surely, 2^126744475 is an apocalyptic number.

126744475 is a deficient number, since it is larger than the sum of its proper divisors (60056069).

126744475 is a wasteful number, since it uses less digits than its factorization.

126744475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 349 (or 322 counting only the distinct ones).

The product of its digits is 188160, while the sum is 40.

The square root of 126744475 is about 11258.0848726593. The cubic root of 126744475 is about 502.3152295439.

The spelling of 126744475 in words is "one hundred twenty-six million, seven hundred forty-four thousand, four hundred seventy-five".