45183531 has 8 divisors (see below), whose sum is σ = 60289344. Its totient is φ = 30100040.

The previous prime is 45183529. The next prime is 45183553. The reversal of 45183531 is 13538154.

45183531 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 45183531 - 2¹ = 45183529 is a prime.

It is a super-2 number, since 2×45183531² = 4083102947255922, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45183521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81 + ... + 9506.

It is an arithmetic number, because the mean of its divisors is an integer number (7536168).

Almost surely, 2^45183531 is an apocalyptic number.

45183531 is a deficient number, since it is larger than the sum of its proper divisors (15105813).

45183531 is a wasteful number, since it uses less digits than its factorization.

45183531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11161.

The product of its digits is 7200, while the sum is 30.

The square root of 45183531 is about 6721.8696059950. The cubic root of 45183531 is about 356.1722302385.

The spelling of 45183531 in words is "forty-five million, one hundred eighty-three thousand, five hundred thirty-one".