2059709723 has 4 divisors (see below), whose sum is σ = 2059840080. Its totient is φ = 2059579368.

The previous prime is 2059709677. The next prime is 2059709741. The reversal of 2059709723 is 3279079502.

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 2059709723 - 2¹⁶ = 2059644187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2059709753) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37583 + ... + 74376.

It is an arithmetic number, because the mean of its divisors is an integer number (514960020).

Almost surely, 2^2059709723 is an apocalyptic number.

2059709723 is a deficient number, since it is larger than the sum of its proper divisors (130357).

2059709723 is a wasteful number, since it uses less digits than its factorization.

2059709723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130356.

The product of its (nonzero) digits is 238140, while the sum is 44.

The square root of 2059709723 is about 45384.0249757555. The cubic root of 2059709723 is about 1272.3365593058.

The spelling of 2059709723 in words is "two billion, fifty-nine million, seven hundred nine thousand, seven hundred twenty-three".