126275617 has 12 divisors (see below), whose sum is σ = 141153024. Its totient is φ = 112797360.

The previous prime is 126275587. The next prime is 126275623. The reversal of 126275617 is 716572621.

It is not a de Polignac number, because 126275617 - 2⁷ = 126275489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (126275717) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6813 + ... + 17290.

It is an arithmetic number, because the mean of its divisors is an integer number (11762752).

Almost surely, 2^126275617 is an apocalyptic number.

It is an amenable number.

126275617 is a deficient number, since it is larger than the sum of its proper divisors (14877407).

126275617 is a wasteful number, since it uses less digits than its factorization.

126275617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24160 (or 24147 counting only the distinct ones).

The product of its digits is 35280, while the sum is 37.

The square root of 126275617 is about 11237.2424108408. The cubic root of 126275617 is about 501.6950696506.

The spelling of 126275617 in words is "one hundred twenty-six million, two hundred seventy-five thousand, six hundred seventeen".