45819791 has 2 divisors, whose sum is σ = 45819792. Its totient is φ = 45819790.

The previous prime is 45819769. The next prime is 45819817. The reversal of 45819791 is 19791854.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45819791 - 2¹⁰ = 45818767 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45819701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22909895 + 22909896.

It is an arithmetic number, because the mean of its divisors is an integer number (22909896).

Almost surely, 2^45819791 is an apocalyptic number.

45819791 is a deficient number, since it is larger than the sum of its proper divisors (1).

45819791 is an equidigital number, since it uses as much as digits as its factorization.

45819791 is an evil number, because the sum of its binary digits is even.

The product of its digits is 90720, while the sum is 44.

The square root of 45819791 is about 6769.0317623719. The cubic root of 45819791 is about 357.8362780395.

The spelling of 45819791 in words is "forty-five million, eight hundred nineteen thousand, seven hundred ninety-one".