45118069 has 2 divisors, whose sum is σ = 45118070. Its totient is φ = 45118068.

The previous prime is 45118063. The next prime is 45118091. The reversal of 45118069 is 96081154.

45118069 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 44395569 + 722500 = 6663^2 + 850^2 .

It is a cyclic number.

It is not a de Polignac number, because 45118069 - 2³ = 45118061 is a prime.

It is a super-2 number, since 2×45118069² = 4071280300577522, which contains 22 as substring.

It is equal to p_2724919 and since 45118069 and 2724919 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45118061) 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 as a sum of consecutive naturals, namely, 22559034 + 22559035.

It is an arithmetic number, because the mean of its divisors is an integer number (22559035).

Almost surely, 2^45118069 is an apocalyptic number.

It is an amenable number.

45118069 is a deficient number, since it is larger than the sum of its proper divisors (1).

45118069 is an equidigital number, since it uses as much as digits as its factorization.

45118069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8640, while the sum is 34.

The square root of 45118069 is about 6716.9985112400. The cubic root of 45118069 is about 356.0001393973. Note that the first 3 decimals are identical.

The spelling of 45118069 in words is "forty-five million, one hundred eighteen thousand, sixty-nine".