2237645023 has 2 divisors, whose sum is σ = 2237645024. Its totient is φ = 2237645022.

The previous prime is 2237645021. The next prime is 2237645071. The reversal of 2237645023 is 3205467322.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2237645023 - 2¹ = 2237645021 is a prime.

Together with 2237645021, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2237645023.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2237645021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1118822511 + 1118822512.

It is an arithmetic number, because the mean of its divisors is an integer number (1118822512).

Almost surely, 2^2237645023 is an apocalyptic number.

2237645023 is a deficient number, since it is larger than the sum of its proper divisors (1).

2237645023 is an equidigital number, since it uses as much as digits as its factorization.

2237645023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60480, while the sum is 34.

The square root of 2237645023 is about 47303.7527369658. The cubic root of 2237645023 is about 1307.9678343691.

The spelling of 2237645023 in words is "two billion, two hundred thirty-seven million, six hundred forty-five thousand, twenty-three".