2043663053 has 4 divisors (see below), whose sum is σ = 2077165788. Its totient is φ = 2010160320.

The previous prime is 2043663049. The next prime is 2043663073. The reversal of 2043663053 is 3503663402.

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

It can be written as a sum of positive squares in 2 ways, for example, as 655206409 + 1388456644 = 25597^2 + 37262^2 .

It is a cyclic number.

It is not a de Polignac number, because 2043663053 - 2² = 2043663049 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2043663023) 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, 16751276 + ... + 16751397.

It is an arithmetic number, because the mean of its divisors is an integer number (519291447).

Almost surely, 2^2043663053 is an apocalyptic number.

It is an amenable number.

2043663053 is a deficient number, since it is larger than the sum of its proper divisors (33502735).

2043663053 is an equidigital number, since it uses as much as digits as its factorization.

2043663053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33502734.

The product of its (nonzero) digits is 38880, while the sum is 32.

The square root of 2043663053 is about 45206.8916538176. The cubic root of 2043663053 is about 1269.0237921487.

The spelling of 2043663053 in words is "two billion, forty-three million, six hundred sixty-three thousand, fifty-three".