3311040991 has 2 divisors, whose sum is σ = 3311040992. Its totient is φ = 3311040990.

The previous prime is 3311040973. The next prime is 3311041033. The reversal of 3311040991 is 1990401133.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3311040991 - 2⁵ = 3311040959 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3311040961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1655520495 + 1655520496.

It is an arithmetic number, because the mean of its divisors is an integer number (1655520496).

Almost surely, 2^3311040991 is an apocalyptic number.

3311040991 is a deficient number, since it is larger than the sum of its proper divisors (1).

3311040991 is an equidigital number, since it uses as much as digits as its factorization.

3311040991 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2916, while the sum is 31.

The square root of 3311040991 is about 57541.6457098683. The cubic root of 3311040991 is about 1490.4640974315.

The spelling of 3311040991 in words is "three billion, three hundred eleven million, forty thousand, nine hundred ninety-one".