45022111 has 2 divisors, whose sum is σ = 45022112. Its totient is φ = 45022110.

The previous prime is 45022091. The next prime is 45022147. The reversal of 45022111 is 11122054.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45022111 - 2¹³ = 45013919 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45022151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22511055 + 22511056.

It is an arithmetic number, because the mean of its divisors is an integer number (22511056).

Almost surely, 2^45022111 is an apocalyptic number.

45022111 is a deficient number, since it is larger than the sum of its proper divisors (1).

45022111 is an equidigital number, since it uses as much as digits as its factorization.

45022111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 80, while the sum is 16.

The square root of 45022111 is about 6709.8517867387. The cubic root of 45022111 is about 355.7475775529.

Adding to 45022111 its reverse (11122054), we get a palindrome (56144165).

The spelling of 45022111 in words is "forty-five million, twenty-two thousand, one hundred eleven".