45145567 has 2 divisors, whose sum is σ = 45145568. Its totient is φ = 45145566.

The previous prime is 45145553. The next prime is 45145627. The reversal of 45145567 is 76554154.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45145567 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45145537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22572783 + 22572784.

It is an arithmetic number, because the mean of its divisors is an integer number (22572784).

Almost surely, 2^45145567 is an apocalyptic number.

45145567 is a deficient number, since it is larger than the sum of its proper divisors (1).

45145567 is an equidigital number, since it uses as much as digits as its factorization.

45145567 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 84000, while the sum is 37.

The square root of 45145567 is about 6719.0450958451. The cubic root of 45145567 is about 356.0724482230.

The spelling of 45145567 in words is "forty-five million, one hundred forty-five thousand, five hundred sixty-seven".