126563075 has 12 divisors (see below), whose sum is σ = 157688568. Its totient is φ = 100766400.

The previous prime is 126563069. The next prime is 126563077. The reversal of 126563075 is 570365621.

It is not a de Polignac number, because 126563075 - 2²⁴ = 109785859 is a prime.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126563077) 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 11 ways as a sum of consecutive naturals, for example, 6722 + ... + 17271.

It is an arithmetic number, because the mean of its divisors is an integer number (13140714).

Almost surely, 2^126563075 is an apocalyptic number.

126563075 is a deficient number, since it is larger than the sum of its proper divisors (31125493).

126563075 is a wasteful number, since it uses less digits than its factorization.

126563075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24214 (or 24209 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 35.

The square root of 126563075 is about 11250.0255555265. The cubic root of 126563075 is about 502.0754729041.

The spelling of 126563075 in words is "one hundred twenty-six million, five hundred sixty-three thousand, seventy-five".