3261116539 has 2 divisors, whose sum is σ = 3261116540. Its totient is φ = 3261116538.

The previous prime is 3261116513. The next prime is 3261116569. The reversal of 3261116539 is 9356111623.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3261116539 - 2²⁹ = 2724245627 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3261116498 and 3261116507.

It is not a weakly prime, because it can be changed into another prime (3261116569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1630558269 + 1630558270.

It is an arithmetic number, because the mean of its divisors is an integer number (1630558270).

Almost surely, 2^3261116539 is an apocalyptic number.

3261116539 is a deficient number, since it is larger than the sum of its proper divisors (1).

3261116539 is an equidigital number, since it uses as much as digits as its factorization.

3261116539 is an evil number, because the sum of its binary digits is even.

The product of its digits is 29160, while the sum is 37.

The square root of 3261116539 is about 57106.1865212518. The cubic root of 3261116539 is about 1482.9349688597.

The spelling of 3261116539 in words is "three billion, two hundred sixty-one million, one hundred sixteen thousand, five hundred thirty-nine".