124074688919 has 2 divisors, whose sum is σ = 124074688920. Its totient is φ = 124074688918.

The previous prime is 124074688897. The next prime is 124074689033. The reversal of 124074688919 is 919886470421.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 124074688919 - 2¹² = 124074684823 is a prime.

It is a super-2 number, since 2×124074688919² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (124074688319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62037344459 + 62037344460.

It is an arithmetic number, because the mean of its divisors is an integer number (62037344460).

Almost surely, 2^124074688919 is an apocalyptic number.

124074688919 is a deficient number, since it is larger than the sum of its proper divisors (1).

124074688919 is an equidigital number, since it uses as much as digits as its factorization.

124074688919 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6967296, while the sum is 59.

The spelling of 124074688919 in words is "one hundred twenty-four billion, seventy-four million, six hundred eighty-eight thousand, nine hundred nineteen".