322945253 has 2 divisors, whose sum is σ = 322945254. Its totient is φ = 322945252.

The previous prime is 322945241. The next prime is 322945267. The reversal of 322945253 is 352549223.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 269025604 + 53919649 = 16402^2 + 7343^2 .

It is a cyclic number.

It is not a de Polignac number, because 322945253 - 2⁸ = 322944997 is a prime.

It is equal to p_17425466 and since 322945253 and 17425466 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (322945453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161472626 + 161472627.

It is an arithmetic number, because the mean of its divisors is an integer number (161472627).

Almost surely, 2^322945253 is an apocalyptic number.

It is an amenable number.

322945253 is a deficient number, since it is larger than the sum of its proper divisors (1).

322945253 is an equidigital number, since it uses as much as digits as its factorization.

322945253 is an evil number, because the sum of its binary digits is even.

The product of its digits is 64800, while the sum is 35.

The square root of 322945253 is about 17970.6775887833. The cubic root of 322945253 is about 686.0824366078.

The spelling of 322945253 in words is "three hundred twenty-two million, nine hundred forty-five thousand, two hundred fifty-three".