45587879 has 2 divisors, whose sum is σ = 45587880. Its totient is φ = 45587878.

The previous prime is 45587873. The next prime is 45587911. The reversal of 45587879 is 97878554.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45587879 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 45587879.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45587873) 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, 22793939 + 22793940.

It is an arithmetic number, because the mean of its divisors is an integer number (22793940).

Almost surely, 2^45587879 is an apocalyptic number.

45587879 is a deficient number, since it is larger than the sum of its proper divisors (1).

45587879 is an equidigital number, since it uses as much as digits as its factorization.

45587879 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2822400, while the sum is 53.

The square root of 45587879 is about 6751.8796642120. The cubic root of 45587879 is about 357.2315398591.

The spelling of 45587879 in words is "forty-five million, five hundred eighty-seven thousand, eight hundred seventy-nine".