45500111 has 2 divisors, whose sum is σ = 45500112. Its totient is φ = 45500110.

The previous prime is 45500071. The next prime is 45500123. The reversal of 45500111 is 11100554.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45500111 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 45500111.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45500311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22750055 + 22750056.

It is an arithmetic number, because the mean of its divisors is an integer number (22750056).

Almost surely, 2^45500111 is an apocalyptic number.

45500111 is a deficient number, since it is larger than the sum of its proper divisors (1).

45500111 is an equidigital number, since it uses as much as digits as its factorization.

45500111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 100, while the sum is 17.

The square root of 45500111 is about 6745.3770094784. The cubic root of 45500111 is about 357.0021394050.

Adding to 45500111 its reverse (11100554), we get a palindrome (56600665).

The spelling of 45500111 in words is "forty-five million, five hundred thousand, one hundred eleven".