45420679 has 2 divisors, whose sum is σ = 45420680. Its totient is φ = 45420678.

The previous prime is 45420647. The next prime is 45420691. The reversal of 45420679 is 97602454.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45420679 - 2⁵ = 45420647 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45420979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22710339 + 22710340.

It is an arithmetic number, because the mean of its divisors is an integer number (22710340).

Almost surely, 2^45420679 is an apocalyptic number.

45420679 is a deficient number, since it is larger than the sum of its proper divisors (1).

45420679 is an equidigital number, since it uses as much as digits as its factorization.

45420679 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60480, while the sum is 37.

The square root of 45420679 is about 6739.4865531433. The cubic root of 45420679 is about 356.7942724276.

The spelling of 45420679 in words is "forty-five million, four hundred twenty thousand, six hundred seventy-nine".