4321775231 has 2 divisors, whose sum is σ = 4321775232. Its totient is φ = 4321775230.

The previous prime is 4321775221. The next prime is 4321775291. The reversal of 4321775231 is 1325771234.

It is a happy number.

4321775231 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4321775231 - 2⁶ = 4321775167 is a prime.

It is a super-2 number, since 2×4321775231² = 37355482294570206722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4321775191 and 4321775200.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4321775221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2160887615 + 2160887616.

It is an arithmetic number, because the mean of its divisors is an integer number (2160887616).

Almost surely, 2^4321775231 is an apocalyptic number.

4321775231 is a deficient number, since it is larger than the sum of its proper divisors (1).

4321775231 is an equidigital number, since it uses as much as digits as its factorization.

4321775231 is an evil number, because the sum of its binary digits is even.

The product of its digits is 35280, while the sum is 35.

The square root of 4321775231 is about 65740.2101532996. The cubic root of 4321775231 is about 1628.8736282159.

The spelling of 4321775231 in words is "four billion, three hundred twenty-one million, seven hundred seventy-five thousand, two hundred thirty-one".