545660979 has 8 divisors (see below), whose sum is σ = 736757760. Its totient is φ = 359169096.

The previous prime is 545660963. The next prime is 545660989. The reversal of 545660979 is 979066545.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 545660979 - 2⁴ = 545660963 is a prime.

It is not an unprimeable number, because it can be changed into a prime (545660959) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1150947 + ... + 1151420.

It is an arithmetic number, because the mean of its divisors is an integer number (92094720).

Almost surely, 2^545660979 is an apocalyptic number.

545660979 is a deficient number, since it is larger than the sum of its proper divisors (191096781).

545660979 is a wasteful number, since it uses less digits than its factorization.

545660979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2302449.

The product of its (nonzero) digits is 2041200, while the sum is 51.

The square root of 545660979 is about 23359.3873849465. The cubic root of 545660979 is about 817.1610026339.

The spelling of 545660979 in words is "five hundred forty-five million, six hundred sixty thousand, nine hundred seventy-nine".