1322322451 has 2 divisors, whose sum is σ = 1322322452. Its totient is φ = 1322322450.

The previous prime is 1322322433. The next prime is 1322322473. The reversal of 1322322451 is 1542232231.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1322322451 - 2¹⁷ = 1322191379 is a prime.

It is not a weakly prime, because it can be changed into another prime (1322322851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 661161225 + 661161226.

It is an arithmetic number, because the mean of its divisors is an integer number (661161226).

Almost surely, 2^1322322451 is an apocalyptic number.

1322322451 is a deficient number, since it is larger than the sum of its proper divisors (1).

1322322451 is an equidigital number, since it uses as much as digits as its factorization.

1322322451 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2880, while the sum is 25.

The square root of 1322322451 is about 36363.7518828847. The cubic root of 1322322451 is about 1097.6042767033.

Adding to 1322322451 its reverse (1542232231), we get a palindrome (2864554682).

The spelling of 1322322451 in words is "one billion, three hundred twenty-two million, three hundred twenty-two thousand, four hundred fifty-one".