3241943261 has 2 divisors, whose sum is σ = 3241943262. Its totient is φ = 3241943260.

The previous prime is 3241943239. The next prime is 3241943317. The reversal of 3241943261 is 1623491423.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1680508036 + 1561435225 = 40994^2 + 39515^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3241943261 is a prime.

It is a super-2 number, since 2×3241943261² = 21020392215086628242, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3241943561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1620971630 + 1620971631.

It is an arithmetic number, because the mean of its divisors is an integer number (1620971631).

Almost surely, 2^3241943261 is an apocalyptic number.

It is an amenable number.

3241943261 is a deficient number, since it is larger than the sum of its proper divisors (1).

3241943261 is an equidigital number, since it uses as much as digits as its factorization.

3241943261 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31104, while the sum is 35.

The square root of 3241943261 is about 56938.0651322119. The cubic root of 3241943261 is about 1480.0230184209.

The spelling of 3241943261 in words is "three billion, two hundred forty-one million, nine hundred forty-three thousand, two hundred sixty-one".