45578983 has 2 divisors, whose sum is σ = 45578984. Its totient is φ = 45578982.

The previous prime is 45578969. The next prime is 45578987. The reversal of 45578983 is 38987554.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45578983 - 2⁹ = 45578471 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45578987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22789491 + 22789492.

It is an arithmetic number, because the mean of its divisors is an integer number (22789492).

Almost surely, 2^45578983 is an apocalyptic number.

45578983 is a deficient number, since it is larger than the sum of its proper divisors (1).

45578983 is an equidigital number, since it uses as much as digits as its factorization.

45578983 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1209600, while the sum is 49.

The square root of 45578983 is about 6751.2208525570. The cubic root of 45578983 is about 357.2083016755.

The spelling of 45578983 in words is "forty-five million, five hundred seventy-eight thousand, nine hundred eighty-three".