45133133 has 4 divisors (see below), whose sum is σ = 45488640. Its totient is φ = 44777628.

The previous prime is 45133129. The next prime is 45133141. The reversal of 45133133 is 33133154.

It is a happy number.

45133133 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 45133133 - 2² = 45133129 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45133099 and 45133108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45133433) 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 3 ways as a sum of consecutive naturals, for example, 177563 + ... + 177816.

It is an arithmetic number, because the mean of its divisors is an integer number (11372160).

Almost surely, 2^45133133 is an apocalyptic number.

It is an amenable number.

45133133 is a deficient number, since it is larger than the sum of its proper divisors (355507).

45133133 is a wasteful number, since it uses less digits than its factorization.

45133133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 355506.

The product of its digits is 1620, while the sum is 23.

The square root of 45133133 is about 6718.1197518353. The cubic root of 45133133 is about 356.0397553759.

Adding to 45133133 its reverse (33133154), we get a palindrome (78266287).

The spelling of 45133133 in words is "forty-five million, one hundred thirty-three thousand, one hundred thirty-three".