124401265 has 16 divisors (see below), whose sum is σ = 159721920. Its totient is φ = 92733120.

The previous prime is 124401259. The next prime is 124401281. The reversal of 124401265 is 562104421.

It is a happy number.

It is not a de Polignac number, because 124401265 - 2⁹ = 124400753 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4939 + ... + 16528.

It is an arithmetic number, because the mean of its divisors is an integer number (9982620).

Almost surely, 2^124401265 is an apocalyptic number.

It is an amenable number.

124401265 is a deficient number, since it is larger than the sum of its proper divisors (35320655).

124401265 is a wasteful number, since it uses less digits than its factorization.

124401265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21552.

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 124401265 is about 11153.5315035194. The cubic root of 124401265 is about 499.2004086557.

Adding to 124401265 its reverse (562104421), we get a palindrome (686505686).

The spelling of 124401265 in words is "one hundred twenty-four million, four hundred one thousand, two hundred sixty-five".