20237080943 has 2 divisors, whose sum is σ = 20237080944. Its totient is φ = 20237080942.

The previous prime is 20237080907. The next prime is 20237080987. The reversal of 20237080943 is 34908073202.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20237080943 - 2²⁶ = 20169972079 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20237080897 and 20237080906.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20237080343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10118540471 + 10118540472.

It is an arithmetic number, because the mean of its divisors is an integer number (10118540472).

Almost surely, 2^20237080943 is an apocalyptic number.

20237080943 is a deficient number, since it is larger than the sum of its proper divisors (1).

20237080943 is an equidigital number, since it uses as much as digits as its factorization.

20237080943 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72576, while the sum is 38.

The spelling of 20237080943 in words is "twenty billion, two hundred thirty-seven million, eighty thousand, nine hundred forty-three".