45352291 has 2 divisors, whose sum is σ = 45352292. Its totient is φ = 45352290.

The previous prime is 45352289. The next prime is 45352303. The reversal of 45352291 is 19225354.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45352291 - 2¹ = 45352289 is a prime.

Together with 45352289, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (45352231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22676145 + 22676146.

It is an arithmetic number, because the mean of its divisors is an integer number (22676146).

Almost surely, 2^45352291 is an apocalyptic number.

45352291 is a deficient number, since it is larger than the sum of its proper divisors (1).

45352291 is an equidigital number, since it uses as much as digits as its factorization.

45352291 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10800, while the sum is 31.

The square root of 45352291 is about 6734.4109616209. The cubic root of 45352291 is about 356.6151124522.

The spelling of 45352291 in words is "forty-five million, three hundred fifty-two thousand, two hundred ninety-one".