125425450 has 24 divisors (see below), whose sum is σ = 236109888. Its totient is φ = 49564080.

The previous prime is 125425429. The next prime is 125425451. The reversal of 125425450 is 54524521.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (125425451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10962 + ... + 19261.

It is an arithmetic number, because the mean of its divisors is an integer number (9837912).

Almost surely, 2^125425450 is an apocalyptic number.

125425450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

125425450 is a deficient number, since it is larger than the sum of its proper divisors (110684438).

125425450 is a wasteful number, since it uses less digits than its factorization.

125425450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30318 (or 30313 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 28.

The square root of 125425450 is about 11199.3504275918. The cubic root of 125425450 is about 500.5666242979.

Adding to 125425450 its reverse (54524521), we get a palindrome (179949971).

The spelling of 125425450 in words is "one hundred twenty-five million, four hundred twenty-five thousand, four hundred fifty".