45112330 has 16 divisors (see below), whose sum is σ = 81417960. Its totient is φ = 17996992.

The previous prime is 45112303. The next prime is 45112337. The reversal of 45112330 is 3321154.

It can be written as a sum of positive squares in 4 ways, for example, as 38675961 + 6436369 = 6219^2 + 2537^2 .

It is a junction number, because it is equal to n+sod(n) for n = 45112298 and 45112307.

It is not an unprimeable number, because it can be changed into a prime (45112337) 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, 1909 + ... + 9688.

Almost surely, 2^45112330 is an apocalyptic number.

45112330 is a deficient number, since it is larger than the sum of its proper divisors (36305630).

45112330 is a wasteful number, since it uses less digits than its factorization.

45112330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11993.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 45112330 is about 6716.5712979168. The cubic root of 45112330 is about 355.9850443997.

Adding to 45112330 its reverse (3321154), we get a palindrome (48433484).

The spelling of 45112330 in words is "forty-five million, one hundred twelve thousand, three hundred thirty".