125500424 has 32 divisors (see below), whose sum is σ = 273345600. Its totient is φ = 52902720.

The previous prime is 125500327. The next prime is 125500451. The reversal of 125500424 is 424005521.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 125500424.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14954 + ... + 21785.

It is an arithmetic number, because the mean of its divisors is an integer number (8542050).

Almost surely, 2^125500424 is an apocalyptic number.

125500424 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

125500424 is an abundant number, since it is smaller than the sum of its proper divisors (147845176).

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

125500424 is a wasteful number, since it uses less digits than its factorization.

125500424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36813 (or 36809 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 23.

The square root of 125500424 is about 11202.6971752342. The cubic root of 125500424 is about 500.6663435780. Note that the first 3 decimals are identical.

Adding to 125500424 its reverse (424005521), we get a palindrome (549505945).

The spelling of 125500424 in words is "one hundred twenty-five million, five hundred thousand, four hundred twenty-four".