124023623 has 2 divisors, whose sum is σ = 124023624. Its totient is φ = 124023622.

The previous prime is 124023611. The next prime is 124023643. The reversal of 124023623 is 326320421.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 124023623 - 2⁴ = 124023607 is a prime.

It is a super-2 number, since 2×124023623² = 30763718124092258, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (124023643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62011811 + 62011812.

It is an arithmetic number, because the mean of its divisors is an integer number (62011812).

Almost surely, 2^124023623 is an apocalyptic number.

124023623 is a deficient number, since it is larger than the sum of its proper divisors (1).

124023623 is an equidigital number, since it uses as much as digits as its factorization.

124023623 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 124023623 is about 11136.5893791591. The cubic root of 124023623 is about 498.6947596602.

The spelling of 124023623 in words is "one hundred twenty-four million, twenty-three thousand, six hundred twenty-three".