45315412 has 12 divisors (see below), whose sum is σ = 79435636. Its totient is φ = 22619520.

The previous prime is 45315409. The next prime is 45315443. The reversal of 45315412 is 21451354.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 18627856 + 26687556 = 4316^2 + 5166^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6789 + ... + 11692.

Almost surely, 2^45315412 is an apocalyptic number.

It is an amenable number.

45315412 is a deficient number, since it is larger than the sum of its proper divisors (34120224).

45315412 is a wasteful number, since it uses less digits than its factorization.

45315412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19098 (or 19096 counting only the distinct ones).

The product of its digits is 2400, while the sum is 25.

The square root of 45315412 is about 6731.6723033731. The cubic root of 45315412 is about 356.5184236568.

Adding to 45315412 its reverse (21451354), we get a palindrome (66766766).

The spelling of 45315412 in words is "forty-five million, three hundred fifteen thousand, four hundred twelve".