45043312 has 10 divisors (see below), whose sum is σ = 87271448. Its totient is φ = 22521648.

The previous prime is 45043301. The next prime is 45043321. The reversal of 45043312 is 21334054.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1407588 + ... + 1407619.

Almost surely, 2^45043312 is an apocalyptic number.

It is an amenable number.

45043312 is a deficient number, since it is larger than the sum of its proper divisors (42228136).

45043312 is a wasteful number, since it uses less digits than its factorization.

45043312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2815215 (or 2815209 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 45043312 is about 6711.4314419504. The cubic root of 45043312 is about 355.8034095330.

Adding to 45043312 its reverse (21334054), we get a palindrome (66377366).

The spelling of 45043312 in words is "forty-five million, forty-three thousand, three hundred twelve".