45223713 has 6 divisors (see below), whose sum is σ = 65323154. Its totient is φ = 30149136.

The previous prime is 45223709. The next prime is 45223733. The reversal of 45223713 is 31732254.

It can be written as a sum of positive squares in only one way, i.e., 30107169 + 15116544 = 5487^2 + 3888^2 .

It is not a de Polignac number, because 45223713 - 2² = 45223709 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45223733) 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 in 5 ways as a sum of consecutive naturals, for example, 2512420 + ... + 2512437.

Almost surely, 2^45223713 is an apocalyptic number.

It is an amenable number.

45223713 is a deficient number, since it is larger than the sum of its proper divisors (20099441).

45223713 is a wasteful number, since it uses less digits than its factorization.

45223713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5024863 (or 5024860 counting only the distinct ones).

The product of its digits is 5040, while the sum is 27.

The square root of 45223713 is about 6724.8578423637. The cubic root of 45223713 is about 356.2777810284.

Adding to 45223713 its reverse (31732254), we get a palindrome (76955967).

The spelling of 45223713 in words is "forty-five million, two hundred twenty-three thousand, seven hundred thirteen".