126142624 has 12 divisors (see below), whose sum is σ = 248343354. Its totient is φ = 63071296.

The previous prime is 126142591. The next prime is 126142711. The reversal of 126142624 is 426241621.

It can be written as a sum of positive squares in only one way, i.e., 90859024 + 35283600 = 9532^2 + 5940^2 .

It is a junction number, because it is equal to n+sod(n) for n = 126142592 and 126142601.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1970947 + ... + 1971010.

Almost surely, 2^126142624 is an apocalyptic number.

It is an amenable number.

126142624 is a deficient number, since it is larger than the sum of its proper divisors (122200730).

126142624 is an equidigital number, since it uses as much as digits as its factorization.

126142624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3941967 (or 3941959 counting only the distinct ones).

The product of its digits is 4608, while the sum is 28.

The square root of 126142624 is about 11231.3233414411. The cubic root of 126142624 is about 501.5188800017.

The spelling of 126142624 in words is "one hundred twenty-six million, one hundred forty-two thousand, six hundred twenty-four".