231046393243 has 2 divisors, whose sum is σ = 231046393244. Its totient is φ = 231046393242.

The previous prime is 231046393241. The next prime is 231046393247. The reversal of 231046393243 is 342393640132.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 231046393243 - 2¹ = 231046393241 is a prime.

Together with 231046393241, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 231046393196 and 231046393205.

It is not a weakly prime, because it can be changed into another prime (231046393241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115523196621 + 115523196622.

It is an arithmetic number, because the mean of its divisors is an integer number (115523196622).

Almost surely, 2^231046393243 is an apocalyptic number.

231046393243 is a deficient number, since it is larger than the sum of its proper divisors (1).

231046393243 is an equidigital number, since it uses as much as digits as its factorization.

231046393243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 279936, while the sum is 40.

The spelling of 231046393243 in words is "two hundred thirty-one billion, forty-six million, three hundred ninety-three thousand, two hundred forty-three".