126447455 has 16 divisors (see below), whose sum is σ = 153900864. Its totient is φ = 99724800.

The previous prime is 126447427. The next prime is 126447457. The reversal of 126447455 is 554744621.

It is a happy number.

It is not a de Polignac number, because 126447455 - 2⁸ = 126447199 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126447457) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 169814 + ... + 170556.

It is an arithmetic number, because the mean of its divisors is an integer number (9618804).

Almost surely, 2^126447455 is an apocalyptic number.

126447455 is a deficient number, since it is larger than the sum of its proper divisors (27453409).

126447455 is a wasteful number, since it uses less digits than its factorization.

126447455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1186.

The product of its digits is 134400, while the sum is 38.

The square root of 126447455 is about 11244.8857264091. The cubic root of 126447455 is about 501.9225382189.

The spelling of 126447455 in words is "one hundred twenty-six million, four hundred forty-seven thousand, four hundred fifty-five".