126525163 has 12 divisors (see below), whose sum is σ = 132253680. Its totient is φ = 120955680.

The previous prime is 126525149. The next prime is 126525187. The reversal of 126525163 is 361525621.

It is not a de Polignac number, because 126525163 - 2¹⁷ = 126394091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (126525143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 137218 + ... + 138136.

It is an arithmetic number, because the mean of its divisors is an integer number (11021140).

Almost surely, 2^126525163 is an apocalyptic number.

126525163 is a deficient number, since it is larger than the sum of its proper divisors (5728517).

126525163 is an frugal number, since it uses more digits than its factorization.

126525163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1078 (or 1017 counting only the distinct ones).

The product of its digits is 10800, while the sum is 31.

The square root of 126525163 is about 11248.3404553739. The cubic root of 126525163 is about 502.0253356207.

The spelling of 126525163 in words is "one hundred twenty-six million, five hundred twenty-five thousand, one hundred sixty-three".