124021501319 has 2 divisors, whose sum is σ = 124021501320. Its totient is φ = 124021501318.

The previous prime is 124021501283. The next prime is 124021501367. The reversal of 124021501319 is 913105120421.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-124021501319 is a prime.

It is a super-2 number, since 2×124021501319² (a number of 23 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 124021501291 and 124021501300.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (124021501369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62010750659 + 62010750660.

It is an arithmetic number, because the mean of its divisors is an integer number (62010750660).

Almost surely, 2^124021501319 is an apocalyptic number.

124021501319 is a deficient number, since it is larger than the sum of its proper divisors (1).

124021501319 is an equidigital number, since it uses as much as digits as its factorization.

124021501319 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 29.

The spelling of 124021501319 in words is "one hundred twenty-four billion, twenty-one million, five hundred one thousand, three hundred nineteen".