45112331 has 8 divisors (see below), whose sum is σ = 49384944. Its totient is φ = 40868320.

The previous prime is 45112303. The next prime is 45112337. The reversal of 45112331 is 13321154.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 45112331 - 2²² = 40918027 is a prime.

It is a super-2 number, since 2×45112331² = 4070244816507122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45112337) 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 7 ways as a sum of consecutive naturals, for example, 3776 + ... + 10221.

It is an arithmetic number, because the mean of its divisors is an integer number (6173118).

Almost surely, 2^45112331 is an apocalyptic number.

45112331 is a deficient number, since it is larger than the sum of its proper divisors (4272613).

45112331 is a wasteful number, since it uses less digits than its factorization.

45112331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14301.

The product of its digits is 360, while the sum is 20.

The square root of 45112331 is about 6716.5713723596. The cubic root of 45112331 is about 355.9850470301.

Adding to 45112331 its reverse (13321154), we get a palindrome (58433485).

It can be divided in two parts, 451123 and 31, that added together give a palindrome (451154).

The spelling of 45112331 in words is "forty-five million, one hundred twelve thousand, three hundred thirty-one".