124112453 has 4 divisors (see below), whose sum is σ = 127139628. Its totient is φ = 121085280.

The previous prime is 124112423. The next prime is 124112479. The reversal of 124112453 is 354211421.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 17960644 + 106151809 = 4238^2 + 10303^2 .

It is a cyclic number.

It is not a de Polignac number, because 124112453 - 2²⁰ = 123063877 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124112423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1513526 + ... + 1513607.

It is an arithmetic number, because the mean of its divisors is an integer number (31784907).

Almost surely, 2^124112453 is an apocalyptic number.

It is an amenable number.

124112453 is a deficient number, since it is larger than the sum of its proper divisors (3027175).

124112453 is an equidigital number, since it uses as much as digits as its factorization.

124112453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3027174.

The product of its digits is 960, while the sum is 23.

The square root of 124112453 is about 11140.5768701625. The cubic root of 124112453 is about 498.8137920469.

Adding to 124112453 its reverse (354211421), we get a palindrome (478323874).

The spelling of 124112453 in words is "one hundred twenty-four million, one hundred twelve thousand, four hundred fifty-three".