3345542491 has 2 divisors, whose sum is σ = 3345542492. Its totient is φ = 3345542490.

The previous prime is 3345542467. The next prime is 3345542521. The reversal of 3345542491 is 1942455433.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3345542491 - 2²⁷ = 3211324763 is a prime.

It is a super-2 number, since 2×3345542491² = 22385309118172970162, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3345512491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1672771245 + 1672771246.

It is an arithmetic number, because the mean of its divisors is an integer number (1672771246).

Almost surely, 2^3345542491 is an apocalyptic number.

3345542491 is a deficient number, since it is larger than the sum of its proper divisors (1).

3345542491 is an equidigital number, since it uses as much as digits as its factorization.

3345542491 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 259200, while the sum is 40.

The square root of 3345542491 is about 57840.6646832486. The cubic root of 3345542491 is about 1495.6231658963.

The spelling of 3345542491 in words is "three billion, three hundred forty-five million, five hundred forty-two thousand, four hundred ninety-one".