613354331 has 2 divisors, whose sum is σ = 613354332. Its totient is φ = 613354330.

The previous prime is 613354309. The next prime is 613354337. The reversal of 613354331 is 133453316.

613354331 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-613354331 is a prime.

It is a super-2 number, since 2×613354331² = 752407070712915122, which 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 = 613354294 and 613354303.

It is not a weakly prime, because it can be changed into another prime (613354337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 306677165 + 306677166.

It is an arithmetic number, because the mean of its divisors is an integer number (306677166).

Almost surely, 2^613354331 is an apocalyptic number.

613354331 is a deficient number, since it is larger than the sum of its proper divisors (1).

613354331 is an equidigital number, since it uses as much as digits as its factorization.

613354331 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9720, while the sum is 29.

The square root of 613354331 is about 24765.9914196868. The cubic root of 613354331 is about 849.6442945341.

It can be divided in two parts, 613 and 354331, that multiplied together give a triangular number (217204903 = T₂₀₈₄₂).

The spelling of 613354331 in words is "six hundred thirteen million, three hundred fifty-four thousand, three hundred thirty-one".