125840024 has 8 divisors (see below), whose sum is σ = 235950060. Its totient is φ = 62920008.

The previous prime is 125840023. The next prime is 125840047. The reversal of 125840024 is 420048521.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 125839975 and 125840002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125840023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7864994 + ... + 7865009.

Almost surely, 2^125840024 is an apocalyptic number.

It is an amenable number.

125840024 is a deficient number, since it is larger than the sum of its proper divisors (110110036).

125840024 is a wasteful number, since it uses less digits than its factorization.

125840024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15730009 (or 15730005 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 26.

The square root of 125840024 is about 11217.8439996284. The cubic root of 125840024 is about 501.1175323819.

Adding to 125840024 its reverse (420048521), we get a palindrome (545888545).

The spelling of 125840024 in words is "one hundred twenty-five million, eight hundred forty thousand, twenty-four".