45112329 has 8 divisors (see below), whose sum is σ = 66833120. Its totient is φ = 30074868.

The previous prime is 45112303. The next prime is 45112337. The reversal of 45112329 is 92321154.

It is not a de Polignac number, because 45112329 - 2⁵ = 45112297 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 1670827 = 45112329 / (4 + 5 + 1 + 1 + 2 + 3 + 2 + 9).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45112349) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 835387 + ... + 835440.

It is an arithmetic number, because the mean of its divisors is an integer number (8354140).

Almost surely, 2^45112329 is an apocalyptic number.

It is an amenable number.

45112329 is a deficient number, since it is larger than the sum of its proper divisors (21720791).

45112329 is a wasteful number, since it uses less digits than its factorization.

45112329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1670836 (or 1670830 counting only the distinct ones).

The product of its digits is 2160, while the sum is 27.

The square root of 45112329 is about 6716.5712234741. The cubic root of 45112329 is about 355.9850417693.

The spelling of 45112329 in words is "forty-five million, one hundred twelve thousand, three hundred twenty-nine".