1322664313 has 2 divisors, whose sum is σ = 1322664314. Its totient is φ = 1322664312.

The previous prime is 1322664293. The next prime is 1322664323. The reversal of 1322664313 is 3134662231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1160560489 + 162103824 = 34067^2 + 12732^2 .

It is a cyclic number.

It is not a de Polignac number, because 1322664313 - 2²¹ = 1320567161 is a prime.

It is not a weakly prime, because it can be changed into another prime (1322664323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 661332156 + 661332157.

It is an arithmetic number, because the mean of its divisors is an integer number (661332157).

Almost surely, 2^1322664313 is an apocalyptic number.

It is an amenable number.

1322664313 is a deficient number, since it is larger than the sum of its proper divisors (1).

1322664313 is an equidigital number, since it uses as much as digits as its factorization.

1322664313 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15552, while the sum is 31.

The square root of 1322664313 is about 36368.4521666787. The cubic root of 1322664313 is about 1097.6988569779.

The spelling of 1322664313 in words is "one billion, three hundred twenty-two million, six hundred sixty-four thousand, three hundred thirteen".