2043109379 has 4 divisors (see below), whose sum is σ = 2050648800. Its totient is φ = 2035569960.

The previous prime is 2043109373. The next prime is 2043109381. The reversal of 2043109379 is 9739013402.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2043109379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2043109373) 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, 3769304 + ... + 3769845.

It is an arithmetic number, because the mean of its divisors is an integer number (512662200).

Almost surely, 2^2043109379 is an apocalyptic number.

2043109379 is a deficient number, since it is larger than the sum of its proper divisors (7539421).

2043109379 is an equidigital number, since it uses as much as digits as its factorization.

2043109379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7539420.

The product of its (nonzero) digits is 40824, while the sum is 38.

The square root of 2043109379 is about 45200.7674602987. The cubic root of 2043109379 is about 1268.9091794944.

The spelling of 2043109379 in words is "two billion, forty-three million, one hundred nine thousand, three hundred seventy-nine".