1322739413 has 2 divisors, whose sum is σ = 1322739414. Its totient is φ = 1322739412.

The previous prime is 1322739409. The next prime is 1322739419. The reversal of 1322739413 is 3149372231.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1320450244 + 2289169 = 36338^2 + 1513^2 .

It is a cyclic number.

It is not a de Polignac number, because 1322739413 - 2² = 1322739409 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1322739419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 661369706 + 661369707.

It is an arithmetic number, because the mean of its divisors is an integer number (661369707).

Almost surely, 2^1322739413 is an apocalyptic number.

It is an amenable number.

1322739413 is a deficient number, since it is larger than the sum of its proper divisors (1).

1322739413 is an equidigital number, since it uses as much as digits as its factorization.

1322739413 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27216, while the sum is 35.

The square root of 1322739413 is about 36369.4846402860. The cubic root of 1322739413 is about 1097.7196321217.

The spelling of 1322739413 in words is "one billion, three hundred twenty-two million, seven hundred thirty-nine thousand, four hundred thirteen".