1322542469 has 2 divisors, whose sum is σ = 1322542470. Its totient is φ = 1322542468.

The previous prime is 1322542433. The next prime is 1322542483. The reversal of 1322542469 is 9642452231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1253868100 + 68674369 = 35410^2 + 8287^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1322542469 is a prime.

It is a super-2 number, since 2×1322542469² = 3498237164617231922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1322542499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 661271234 + 661271235.

It is an arithmetic number, because the mean of its divisors is an integer number (661271235).

Almost surely, 2^1322542469 is an apocalyptic number.

It is an amenable number.

1322542469 is a deficient number, since it is larger than the sum of its proper divisors (1).

1322542469 is an equidigital number, since it uses as much as digits as its factorization.

1322542469 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 103680, while the sum is 38.

The square root of 1322542469 is about 36366.7769949442. The cubic root of 1322542469 is about 1097.6651492247.

The spelling of 1322542469 in words is "one billion, three hundred twenty-two million, five hundred forty-two thousand, four hundred sixty-nine".