125562455 has 4 divisors (see below), whose sum is σ = 150674952. Its totient is φ = 100449960.

The previous prime is 125562407. The next prime is 125562491. The reversal of 125562455 is 554265521.

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

It is not a de Polignac number, because 125562455 - 2¹⁰ = 125561431 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12556241 + ... + 12556250.

It is an arithmetic number, because the mean of its divisors is an integer number (37668738).

Almost surely, 2^125562455 is an apocalyptic number.

125562455 is a deficient number, since it is larger than the sum of its proper divisors (25112497).

125562455 is an equidigital number, since it uses as much as digits as its factorization.

125562455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25112496.

The product of its digits is 60000, while the sum is 35.

The square root of 125562455 is about 11205.4654075589. The cubic root of 125562455 is about 500.7488179834.

The spelling of 125562455 in words is "one hundred twenty-five million, five hundred sixty-two thousand, four hundred fifty-five".