613415123 has 2 divisors, whose sum is σ = 613415124. Its totient is φ = 613415122.

The previous prime is 613415113. The next prime is 613415137. The reversal of 613415123 is 321514316.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 613415123 - 2⁴ = 613415107 is a prime.

It is a super-2 number, since 2×613415123² = 752556226250210258, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 613415092 and 613415101.

It is not a weakly prime, because it can be changed into another prime (613415113) 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, 306707561 + 306707562.

It is an arithmetic number, because the mean of its divisors is an integer number (306707562).

Almost surely, 2^613415123 is an apocalyptic number.

613415123 is a deficient number, since it is larger than the sum of its proper divisors (1).

613415123 is an equidigital number, since it uses as much as digits as its factorization.

613415123 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2160, while the sum is 26.

The square root of 613415123 is about 24767.2187174903. The cubic root of 613415123 is about 849.6723641545.

Adding to 613415123 its reverse (321514316), we get a palindrome (934929439).

The spelling of 613415123 in words is "six hundred thirteen million, four hundred fifteen thousand, one hundred twenty-three".