124020319 has 2 divisors, whose sum is σ = 124020320. Its totient is φ = 124020318.

The previous prime is 124020317. The next prime is 124020331. The reversal of 124020319 is 913020421.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 124020319 - 2¹ = 124020317 is a prime.

It is a super-2 number, since 2×124020319² = 30762079049723522, which contains 22 as substring.

Together with 124020317, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 124020319.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (124020317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62010159 + 62010160.

It is an arithmetic number, because the mean of its divisors is an integer number (62010160).

Almost surely, 2^124020319 is an apocalyptic number.

124020319 is a deficient number, since it is larger than the sum of its proper divisors (1).

124020319 is an equidigital number, since it uses as much as digits as its factorization.

124020319 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 124020319 is about 11136.4410383210. The cubic root of 124020319 is about 498.6903311971.

The spelling of 124020319 in words is "one hundred twenty-four million, twenty thousand, three hundred nineteen".