320231683 has 2 divisors, whose sum is σ = 320231684. Its totient is φ = 320231682.

The previous prime is 320231677. The next prime is 320231687. The reversal of 320231683 is 386132023.

It is a strong prime.

It is an emirp because it is prime and its reverse (386132023) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-320231683 is a prime.

It is not a weakly prime, because it can be changed into another prime (320231687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160115841 + 160115842.

It is an arithmetic number, because the mean of its divisors is an integer number (160115842).

Almost surely, 2^320231683 is an apocalyptic number.

320231683 is a deficient number, since it is larger than the sum of its proper divisors (1).

320231683 is an equidigital number, since it uses as much as digits as its factorization.

320231683 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 320231683 is about 17895.0183850143. The cubic root of 320231683 is about 684.1554106644.

The spelling of 320231683 in words is "three hundred twenty million, two hundred thirty-one thousand, six hundred eighty-three".