3261441493 has 2 divisors, whose sum is σ = 3261441494. Its totient is φ = 3261441492.

The previous prime is 3261441487. The next prime is 3261441509. The reversal of 3261441493 is 3941441623.

3261441493 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3091582404 + 169859089 = 55602^2 + 13033^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3261441493 is a prime.

It is a super-2 number, since 2×3261441493² = 21274001224524138098, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3261441593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1630720746 + 1630720747.

It is an arithmetic number, because the mean of its divisors is an integer number (1630720747).

Almost surely, 2^3261441493 is an apocalyptic number.

It is an amenable number.

3261441493 is a deficient number, since it is larger than the sum of its proper divisors (1).

3261441493 is an equidigital number, since it uses as much as digits as its factorization.

3261441493 is an evil number, because the sum of its binary digits is even.

The product of its digits is 62208, while the sum is 37.

The square root of 3261441493 is about 57109.0316237283. The cubic root of 3261441493 is about 1482.9842229152.

The spelling of 3261441493 in words is "three billion, two hundred sixty-one million, four hundred forty-one thousand, four hundred ninety-three".