124402443 has 16 divisors (see below), whose sum is σ = 190473600. Its totient is φ = 71426880.

The previous prime is 124402433. The next prime is 124402457. The reversal of 124402443 is 344204421.

It is a happy number.

It is not a de Polignac number, because 124402443 - 2⁴ = 124402427 is a prime.

It is not an unprimeable number, because it can be changed into a prime (124402433) 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, 98578 + ... + 99831.

It is an arithmetic number, because the mean of its divisors is an integer number (11904600).

Almost surely, 2^124402443 is an apocalyptic number.

124402443 is a deficient number, since it is larger than the sum of its proper divisors (66071157).

124402443 is a wasteful number, since it uses less digits than its factorization.

124402443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198442.

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 124402443 is about 11153.5843117807. The cubic root of 124402443 is about 499.2019843530.

Adding to 124402443 its reverse (344204421), we get a palindrome (468606864).

The spelling of 124402443 in words is "one hundred twenty-four million, four hundred two thousand, four hundred forty-three".