125423424 has 112 divisors (see below), whose sum is σ = 421436800. Its totient is φ = 35831808.

The previous prime is 125423423. The next prime is 125423437. The reversal of 125423424 is 424324521.

It is a tau number, because it is divible by the number of its divisors (112).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125423423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6912 + ... + 17280.

Almost surely, 2^125423424 is an apocalyptic number.

125423424 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 125423424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (210718400).

125423424 is an abundant number, since it is smaller than the sum of its proper divisors (296013376).

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

125423424 is a wasteful number, since it uses less digits than its factorization.

125423424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10397 (or 10381 counting only the distinct ones).

The product of its digits is 7680, while the sum is 27.

The square root of 125423424 is about 11199.2599755520. The cubic root of 125423424 is about 500.5639290622.

Adding to 125423424 its reverse (424324521), we get a palindrome (549747945).

The spelling of 125423424 in words is "one hundred twenty-five million, four hundred twenty-three thousand, four hundred twenty-four".