124998319 has 2 divisors, whose sum is σ = 124998320. Its totient is φ = 124998318.

The previous prime is 124998317. The next prime is 124998329. The reversal of 124998319 is 913899421.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 124998319 - 2¹ = 124998317 is a prime.

It is a super-2 number, since 2×124998319² = 31249159505651522, which contains 22 as substring.

Together with 124998317, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (124998317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62499159 + 62499160.

It is an arithmetic number, because the mean of its divisors is an integer number (62499160).

Almost surely, 2^124998319 is an apocalyptic number.

124998319 is a deficient number, since it is larger than the sum of its proper divisors (1).

124998319 is an equidigital number, since it uses as much as digits as its factorization.

124998319 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 139968, while the sum is 46.

The square root of 124998319 is about 11180.2647106408. The cubic root of 124998319 is about 499.9977586566.

The spelling of 124998319 in words is "one hundred twenty-four million, nine hundred ninety-eight thousand, three hundred nineteen".