3611057243 has 2 divisors, whose sum is σ = 3611057244. Its totient is φ = 3611057242.

The previous prime is 3611057239. The next prime is 3611057257. The reversal of 3611057243 is 3427501163.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3611057243 - 2² = 3611057239 is a prime.

It is a super-2 number, since 2×3611057243² = 26079468824445522098, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3611057273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1805528621 + 1805528622.

It is an arithmetic number, because the mean of its divisors is an integer number (1805528622).

Almost surely, 2^3611057243 is an apocalyptic number.

3611057243 is a deficient number, since it is larger than the sum of its proper divisors (1).

3611057243 is an equidigital number, since it uses as much as digits as its factorization.

3611057243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 3611057243 is about 60092.0730462846. The cubic root of 3611057243 is about 1534.1863850255.

The spelling of 3611057243 in words is "three billion, six hundred eleven million, fifty-seven thousand, two hundred forty-three".