3613494239 has 2 divisors, whose sum is σ = 3613494240. Its totient is φ = 3613494238.

The previous prime is 3613494229. The next prime is 3613494253. The reversal of 3613494239 is 9324943163.

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-3613494239 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3613494239.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3613494229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1806747119 + 1806747120.

It is an arithmetic number, because the mean of its divisors is an integer number (1806747120).

Almost surely, 2^3613494239 is an apocalyptic number.

3613494239 is a deficient number, since it is larger than the sum of its proper divisors (1).

3613494239 is an equidigital number, since it uses as much as digits as its factorization.

3613494239 is an evil number, because the sum of its binary digits is even.

The product of its digits is 419904, while the sum is 44.

The square root of 3613494239 is about 60112.3468099524. The cubic root of 3613494239 is about 1534.5314331261.

The spelling of 3613494239 in words is "three billion, six hundred thirteen million, four hundred ninety-four thousand, two hundred thirty-nine".