4045113491 has 2 divisors, whose sum is σ = 4045113492. Its totient is φ = 4045113490.

The previous prime is 4045113473. The next prime is 4045113503. The reversal of 4045113491 is 1943115404.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4045113491 - 2⁶ = 4045113427 is a prime.

It is not a weakly prime, because it can be changed into another prime (4045193491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2022556745 + 2022556746.

It is an arithmetic number, because the mean of its divisors is an integer number (2022556746).

Almost surely, 2^4045113491 is an apocalyptic number.

4045113491 is a deficient number, since it is larger than the sum of its proper divisors (1).

4045113491 is an equidigital number, since it uses as much as digits as its factorization.

4045113491 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 4045113491 is about 63601.2066788045. The cubic root of 4045113491 is about 1593.3465228518.

Adding to 4045113491 its reverse (1943115404), we get a palindrome (5988228895).

The spelling of 4045113491 in words is "four billion, forty-five million, one hundred thirteen thousand, four hundred ninety-one".