126525716 has 6 divisors (see below), whose sum is σ = 221420010. Its totient is φ = 63262856.

The previous prime is 126525671. The next prime is 126525719. The reversal of 126525716 is 617525621.

It can be written as a sum of positive squares in only one way, i.e., 100922116 + 25603600 = 10046^2 + 5060^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126525719) 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 as a sum of consecutive naturals, namely, 15815711 + ... + 15815718.

It is an arithmetic number, because the mean of its divisors is an integer number (36903335).

Almost surely, 2^126525716 is an apocalyptic number.

It is an amenable number.

126525716 is a deficient number, since it is larger than the sum of its proper divisors (94894294).

126525716 is a wasteful number, since it uses less digits than its factorization.

126525716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31631433 (or 31631431 counting only the distinct ones).

The product of its digits is 25200, while the sum is 35.

The square root of 126525716 is about 11248.3650367509. The cubic root of 126525716 is about 502.0260670157.

The spelling of 126525716 in words is "one hundred twenty-six million, five hundred twenty-five thousand, seven hundred sixteen".