126520414 has 4 divisors (see below), whose sum is σ = 189780624. Its totient is φ = 63260206.

The previous prime is 126520403. The next prime is 126520423. The reversal of 126520414 is 414025621.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31630102 + ... + 31630105.

It is an arithmetic number, because the mean of its divisors is an integer number (47445156).

Almost surely, 2^126520414 is an apocalyptic number.

126520414 is a deficient number, since it is larger than the sum of its proper divisors (63260210).

126520414 is an equidigital number, since it uses as much as digits as its factorization.

126520414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63260209.

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 126520414 is about 11248.1293555862. The cubic root of 126520414 is about 502.0190545298.

The spelling of 126520414 in words is "one hundred twenty-six million, five hundred twenty thousand, four hundred fourteen".