45579971 has 2 divisors, whose sum is σ = 45579972. Its totient is φ = 45579970.

The previous prime is 45579953. The next prime is 45579979. The reversal of 45579971 is 17997554.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45579971 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (45579979) 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, 22789985 + 22789986.

It is an arithmetic number, because the mean of its divisors is an integer number (22789986).

Almost surely, 2^45579971 is an apocalyptic number.

45579971 is a deficient number, since it is larger than the sum of its proper divisors (1).

45579971 is an equidigital number, since it uses as much as digits as its factorization.

45579971 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 396900, while the sum is 47.

The square root of 45579971 is about 6751.2940241112. The cubic root of 45579971 is about 357.2108826842.

The spelling of 45579971 in words is "forty-five million, five hundred seventy-nine thousand, nine hundred seventy-one".