2059779547 has 4 divisors (see below), whose sum is σ = 2354033776. Its totient is φ = 1765525320.

The previous prime is 2059779511. The next prime is 2059779571. The reversal of 2059779547 is 7459779502.

It is a happy number.

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 2059779547 - 2⁷ = 2059779419 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2059779587) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 147127104 + ... + 147127117.

It is an arithmetic number, because the mean of its divisors is an integer number (588508444).

Almost surely, 2^2059779547 is an apocalyptic number.

2059779547 is a deficient number, since it is larger than the sum of its proper divisors (294254229).

2059779547 is an equidigital number, since it uses as much as digits as its factorization.

2059779547 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 294254228.

The product of its (nonzero) digits is 5556600, while the sum is 55.

The square root of 2059779547 is about 45384.7942267011. The cubic root of 2059779547 is about 1272.3509365135.

The spelling of 2059779547 in words is "two billion, fifty-nine million, seven hundred seventy-nine thousand, five hundred forty-seven".