6113256619 has 2 divisors, whose sum is σ = 6113256620. Its totient is φ = 6113256618.

The previous prime is 6113256613. The next prime is 6113256647. The reversal of 6113256619 is 9166523116.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6113256619 is a prime.

It is a super-2 number, since 2×6113256619² = 74743812979494622322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (6113256613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3056628309 + 3056628310.

It is an arithmetic number, because the mean of its divisors is an integer number (3056628310).

Almost surely, 2^6113256619 is an apocalyptic number.

6113256619 is a deficient number, since it is larger than the sum of its proper divisors (1).

6113256619 is an equidigital number, since it uses as much as digits as its factorization.

6113256619 is an evil number, because the sum of its binary digits is even.

The product of its digits is 58320, while the sum is 40.

The square root of 6113256619 is about 78187.3175073810. The cubic root of 6113256619 is about 1828.4827838809.

The spelling of 6113256619 in words is "six billion, one hundred thirteen million, two hundred fifty-six thousand, six hundred nineteen".