126315297 has 24 divisors (see below), whose sum is σ = 190494720. Its totient is φ = 80562240.

The previous prime is 126315289. The next prime is 126315403. The reversal of 126315297 is 792513621.

126315297 is a `hidden beast` number, since 12 + 631 + 5 + 2 + 9 + 7 = 666.

It is not a de Polignac number, because 126315297 - 2³ = 126315289 is a prime.

It is not an unprimeable number, because it can be changed into a prime (126315697) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22288 + ... + 27374.

It is an arithmetic number, because the mean of its divisors is an integer number (7937280).

Almost surely, 2^126315297 is an apocalyptic number.

It is an amenable number.

126315297 is a deficient number, since it is larger than the sum of its proper divisors (64179423).

126315297 is a wasteful number, since it uses less digits than its factorization.

126315297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5213 (or 5210 counting only the distinct ones).

The product of its digits is 22680, while the sum is 36.

The square root of 126315297 is about 11239.0078298754. The cubic root of 126315297 is about 501.7476139079.

The spelling of 126315297 in words is "one hundred twenty-six million, three hundred fifteen thousand, two hundred ninety-seven".