45553111 has 4 divisors (see below), whose sum is σ = 45585000. Its totient is φ = 45521224.

The previous prime is 45553073. The next prime is 45553117. The reversal of 45553111 is 11135554.

It is a happy number.

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 45553111 - 2²¹ = 43455959 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 (45553117) 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, 13696 + ... + 16693.

It is an arithmetic number, because the mean of its divisors is an integer number (11396250).

Almost surely, 2^45553111 is an apocalyptic number.

45553111 is a deficient number, since it is larger than the sum of its proper divisors (31889).

45553111 is a wasteful number, since it uses less digits than its factorization.

45553111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31888.

The product of its digits is 1500, while the sum is 25.

The square root of 45553111 is about 6749.3044826856. The cubic root of 45553111 is about 357.1407014956.

Adding to 45553111 its reverse (11135554), we get a palindrome (56688665).

The spelling of 45553111 in words is "forty-five million, five hundred fifty-three thousand, one hundred eleven".