2043407243023 has 4 divisors (see below), whose sum is σ = 2045726661888. Its totient is φ = 2041087824160.

The previous prime is 2043407242957. The next prime is 2043407243029. The reversal of 2043407243023 is 3203427043402.

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 2043407243023 - 2³³ = 2034817308431 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2043407243023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2043407243029) 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, 1159708111 + ... + 1159709872.

It is an arithmetic number, because the mean of its divisors is an integer number (511431665472).

Almost surely, 2^{2043407243023} is an apocalyptic number.

2043407243023 is a deficient number, since it is larger than the sum of its proper divisors (2319418865).

2043407243023 is an equidigital number, since it uses as much as digits as its factorization.

2043407243023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2319418864.

The product of its (nonzero) digits is 96768, while the sum is 34.

The spelling of 2043407243023 in words is "two trillion, forty-three billion, four hundred seven million, two hundred forty-three thousand, twenty-three".