45387179 has 2 divisors, whose sum is σ = 45387180. Its totient is φ = 45387178.

The previous prime is 45387151. The next prime is 45387203. The reversal of 45387179 is 97178354.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45387179 is a prime.

It is not a weakly prime, because it can be changed into another prime (45387079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22693589 + 22693590.

It is an arithmetic number, because the mean of its divisors is an integer number (22693590).

Almost surely, 2^45387179 is an apocalyptic number.

45387179 is a deficient number, since it is larger than the sum of its proper divisors (1).

45387179 is an equidigital number, since it uses as much as digits as its factorization.

45387179 is an evil number, because the sum of its binary digits is even.

The product of its digits is 211680, while the sum is 44.

The square root of 45387179 is about 6737.0007421701. Note that the first 3 decimals coincide. The cubic root of 45387179 is about 356.7065330386.

The spelling of 45387179 in words is "forty-five million, three hundred eighty-seven thousand, one hundred seventy-nine".