125545544 has 16 divisors (see below), whose sum is σ = 249245100. Its totient is φ = 59080192.

The previous prime is 125545543. The next prime is 125545549. The reversal of 125545544 is 445545521.

It can be written as a sum of positive squares in 2 ways, for example, as 117983044 + 7562500 = 10862^2 + 2750^2 .

It is not an unprimeable number, because it can be changed into a prime (125545543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 461429 + ... + 461700.

Almost surely, 2^125545544 is an apocalyptic number.

It is an amenable number.

125545544 is a deficient number, since it is larger than the sum of its proper divisors (123699556).

125545544 is a wasteful number, since it uses less digits than its factorization.

125545544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 923152 (or 923148 counting only the distinct ones).

The product of its digits is 80000, while the sum is 35.

The square root of 125545544 is about 11204.7107950183. The cubic root of 125545544 is about 500.7263363601.

The spelling of 125545544 in words is "one hundred twenty-five million, five hundred forty-five thousand, five hundred forty-four".