126137875 has 16 divisors (see below), whose sum is σ = 166682880. Its totient is φ = 94972800.

The previous prime is 126137863. The next prime is 126137959. The reversal of 126137875 is 578731621.

It is a de Polignac number, because none of the positive numbers 2^k-126137875 is a prime.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 27555 + ... + 31804.

It is an arithmetic number, because the mean of its divisors is an integer number (10417680).

Almost surely, 2^126137875 is an apocalyptic number.

126137875 is a deficient number, since it is larger than the sum of its proper divisors (40545005).

126137875 is an equidigital number, since it uses as much as digits as its factorization.

126137875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59391 (or 59381 counting only the distinct ones).

The product of its digits is 70560, while the sum is 40.

The square root of 126137875 is about 11231.1119218001. Note that the first 3 decimals coincide. The cubic root of 126137875 is about 501.5125862183.

The spelling of 126137875 in words is "one hundred twenty-six million, one hundred thirty-seven thousand, eight hundred seventy-five".