322144013 has 2 divisors, whose sum is σ = 322144014. Its totient is φ = 322144012.

The previous prime is 322143967. The next prime is 322144019. The reversal of 322144013 is 310441223.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 318372649 + 3771364 = 17843^2 + 1942^2 .

It is a cyclic number.

It is not a de Polignac number, because 322144013 - 2¹⁴ = 322127629 is a prime.

It is a super-2 number, since 2×322144013² = 207553530223488338, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (322144019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161072006 + 161072007.

It is an arithmetic number, because the mean of its divisors is an integer number (161072007).

Almost surely, 2^322144013 is an apocalyptic number.

It is an amenable number.

322144013 is a deficient number, since it is larger than the sum of its proper divisors (1).

322144013 is an equidigital number, since it uses as much as digits as its factorization.

322144013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 322144013 is about 17948.3707617154. The cubic root of 322144013 is about 685.5145674545.

Adding to 322144013 its reverse (310441223), we get a palindrome (632585236).

The spelling of 322144013 in words is "three hundred twenty-two million, one hundred forty-four thousand, thirteen".