45383491 has 2 divisors, whose sum is σ = 45383492. Its totient is φ = 45383490.

The previous prime is 45383477. The next prime is 45383501. The reversal of 45383491 is 19438354.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45383491 - 2⁷ = 45383363 is a prime.

It is a super-2 number, since 2×45383491² = 4119322510694162, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 45383491.

It is not a weakly prime, because it can be changed into another prime (45383431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22691745 + 22691746.

It is an arithmetic number, because the mean of its divisors is an integer number (22691746).

Almost surely, 2^45383491 is an apocalyptic number.

45383491 is a deficient number, since it is larger than the sum of its proper divisors (1).

45383491 is an equidigital number, since it uses as much as digits as its factorization.

45383491 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 51840, while the sum is 37.

The square root of 45383491 is about 6736.7270243049. The cubic root of 45383491 is about 356.6968712107.

The spelling of 45383491 in words is "forty-five million, three hundred eighty-three thousand, four hundred ninety-one".