3312013261 has 2 divisors, whose sum is σ = 3312013262. Its totient is φ = 3312013260.

The previous prime is 3312013231. The next prime is 3312013267. The reversal of 3312013261 is 1623102133.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1741476361 + 1570536900 = 41731^2 + 39630^2 .

It is a cyclic number.

It is not a de Polignac number, because 3312013261 - 2⁹ = 3312012749 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3312013267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1656006630 + 1656006631.

It is an arithmetic number, because the mean of its divisors is an integer number (1656006631).

Almost surely, 2^3312013261 is an apocalyptic number.

It is an amenable number.

3312013261 is a deficient number, since it is larger than the sum of its proper divisors (1).

3312013261 is an equidigital number, since it uses as much as digits as its factorization.

3312013261 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 3312013261 is about 57550.0934925392. The cubic root of 3312013261 is about 1490.6099721691.

Adding to 3312013261 its reverse (1623102133), we get a palindrome (4935115394).

The spelling of 3312013261 in words is "three billion, three hundred twelve million, thirteen thousand, two hundred sixty-one".