125887455 has 24 divisors (see below), whose sum is σ = 222326208. Its totient is φ = 65871936.

The previous prime is 125887451. The next prime is 125887457. The reversal of 125887455 is 554788521.

125887455 is a `hidden beast` number, since 12 + 588 + 7 + 4 + 55 = 666.

It is not a de Polignac number, because 125887455 - 2² = 125887451 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 125887455.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125887451) 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, 24007 + ... + 28776.

It is an arithmetic number, because the mean of its divisors is an integer number (9263592).

Almost surely, 2^125887455 is an apocalyptic number.

125887455 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

125887455 is a deficient number, since it is larger than the sum of its proper divisors (96438753).

125887455 is a wasteful number, since it uses less digits than its factorization.

125887455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52847 (or 52844 counting only the distinct ones).

The product of its digits is 448000, while the sum is 45.

The square root of 125887455 is about 11219.9578876215. The cubic root of 125887455 is about 501.1804840547.

The spelling of 125887455 in words is "one hundred twenty-five million, eight hundred eighty-seven thousand, four hundred fifty-five".