45321443 has 2 divisors, whose sum is σ = 45321444. Its totient is φ = 45321442.

The previous prime is 45321433. The next prime is 45321449. The reversal of 45321443 is 34412354.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45321443 - 2⁶ = 45321379 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (45321449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22660721 + 22660722.

It is an arithmetic number, because the mean of its divisors is an integer number (22660722).

Almost surely, 2^45321443 is an apocalyptic number.

45321443 is a deficient number, since it is larger than the sum of its proper divisors (1).

45321443 is an equidigital number, since it uses as much as digits as its factorization.

45321443 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5760, while the sum is 26.

The square root of 45321443 is about 6732.1202455096. The cubic root of 45321443 is about 356.5342392269.

Adding to 45321443 its reverse (34412354), we get a palindrome (79733797).

The spelling of 45321443 in words is "forty-five million, three hundred twenty-one thousand, four hundred forty-three".