45318433 has 2 divisors, whose sum is σ = 45318434. Its totient is φ = 45318432.

The previous prime is 45318421. The next prime is 45318443. The reversal of 45318433 is 33481354.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41062464 + 4255969 = 6408^2 + 2063^2 .

It is a cyclic number.

It is not a de Polignac number, because 45318433 - 2²⁵ = 11764001 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45318395 and 45318404.

It is not a weakly prime, because it can be changed into another prime (45318443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22659216 + 22659217.

It is an arithmetic number, because the mean of its divisors is an integer number (22659217).

Almost surely, 2^45318433 is an apocalyptic number.

It is an amenable number.

45318433 is a deficient number, since it is larger than the sum of its proper divisors (1).

45318433 is an equidigital number, since it uses as much as digits as its factorization.

45318433 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17280, while the sum is 31.

The square root of 45318433 is about 6731.8966866701. The cubic root of 45318433 is about 356.5263460403.

Adding to 45318433 its reverse (33481354), we get a palindrome (78799787).

The spelling of 45318433 in words is "forty-five million, three hundred eighteen thousand, four hundred thirty-three".