3420311491 has 2 divisors, whose sum is σ = 3420311492. Its totient is φ = 3420311490.

The previous prime is 3420311441. The next prime is 3420311509. The reversal of 3420311491 is 1941130243.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3420311491 - 2²¹ = 3418214339 is a prime.

It is not a weakly prime, because it can be changed into another prime (3420311431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1710155745 + 1710155746.

It is an arithmetic number, because the mean of its divisors is an integer number (1710155746).

Almost surely, 2^3420311491 is an apocalyptic number.

3420311491 is a deficient number, since it is larger than the sum of its proper divisors (1).

3420311491 is an equidigital number, since it uses as much as digits as its factorization.

3420311491 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 3420311491 is about 58483.4292000734. The cubic root of 3420311491 is about 1506.6829943204.

The spelling of 3420311491 in words is "three billion, four hundred twenty million, three hundred eleven thousand, four hundred ninety-one".