45133111 has 4 divisors (see below), whose sum is σ = 45347224. Its totient is φ = 44919000.

The previous prime is 45133069. The next prime is 45133129. The reversal of 45133111 is 11133154.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 45133111 - 2⁹ = 45132599 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45133141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106740 + ... + 107161.

It is an arithmetic number, because the mean of its divisors is an integer number (11336806).

Almost surely, 2^45133111 is an apocalyptic number.

45133111 is a deficient number, since it is larger than the sum of its proper divisors (214113).

45133111 is a wasteful number, since it uses less digits than its factorization.

45133111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214112.

The product of its digits is 180, while the sum is 19.

The square root of 45133111 is about 6718.1181144722. The cubic root of 45133111 is about 356.0396975258.

Adding to 45133111 its reverse (11133154), we get a palindrome (56266265).

The spelling of 45133111 in words is "forty-five million, one hundred thirty-three thousand, one hundred eleven".