45779459 has 4 divisors (see below), whose sum is σ = 49941240. Its totient is φ = 41617680.

The previous prime is 45779443. The next prime is 45779491. The reversal of 45779459 is 95497754.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 45779459 - 2⁴ = 45779443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45779059) 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 in 3 ways as a sum of consecutive naturals, for example, 2080874 + ... + 2080895.

It is an arithmetic number, because the mean of its divisors is an integer number (12485310).

Almost surely, 2^45779459 is an apocalyptic number.

45779459 is a deficient number, since it is larger than the sum of its proper divisors (4161781).

45779459 is a wasteful number, since it uses less digits than its factorization.

45779459 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4161780.

The product of its digits is 1587600, while the sum is 50.

The square root of 45779459 is about 6766.0519507317. The cubic root of 45779459 is about 357.7312543580.

The spelling of 45779459 in words is "forty-five million, seven hundred seventy-nine thousand, four hundred fifty-nine".