126427455 has 144 divisors (see below), whose sum is σ = 286820352. Its totient is φ = 50371200.

The previous prime is 126427447. The next prime is 126427493. The reversal of 126427455 is 554724621.

It is a happy number.

126427455 is a `hidden beast` number, since 1 + 2 + 642 + 7 + 4 + 5 + 5 = 666.

It is not a de Polignac number, because 126427455 - 2³ = 126427447 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 1181512 + ... + 1181618.

It is an arithmetic number, because the mean of its divisors is an integer number (1991808).

Almost surely, 2^126427455 is an apocalyptic number.

126427455 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

126427455 is an abundant number, since it is smaller than the sum of its proper divisors (160392897).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

126427455 is a wasteful number, since it uses less digits than its factorization.

126427455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178 (or 164 counting only the distinct ones).

The product of its digits is 67200, while the sum is 36.

The square root of 126427455 is about 11243.9963980784. The cubic root of 126427455 is about 501.8960740510.

The spelling of 126427455 in words is "one hundred twenty-six million, four hundred twenty-seven thousand, four hundred fifty-five".