2645843183 has 2 divisors, whose sum is σ = 2645843184. Its totient is φ = 2645843182.

The previous prime is 2645843173. The next prime is 2645843227. The reversal of 2645843183 is 3813485462.

It is an a-pointer prime, because the next prime (2645843227) can be obtained adding 2645843183 to its sum of digits (44).

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2645843183 is a prime.

It is a super-2 number, since 2×2645843183² = 14000972298055142978, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2645843113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1322921591 + 1322921592.

It is an arithmetic number, because the mean of its divisors is an integer number (1322921592).

Almost surely, 2^2645843183 is an apocalyptic number.

2645843183 is a deficient number, since it is larger than the sum of its proper divisors (1).

2645843183 is an equidigital number, since it uses as much as digits as its factorization.

2645843183 is an evil number, because the sum of its binary digits is even.

The product of its digits is 552960, while the sum is 44.

The square root of 2645843183 is about 51437.7602836671. The cubic root of 2645843183 is about 1383.1035630117.

The spelling of 2645843183 in words is "two billion, six hundred forty-five million, eight hundred forty-three thousand, one hundred eighty-three".