1322960491 has 2 divisors, whose sum is σ = 1322960492. Its totient is φ = 1322960490.

The previous prime is 1322960477. The next prime is 1322960501. The reversal of 1322960491 is 1940692231.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1322960491 - 2¹³ = 1322952299 is a prime.

It is a super-2 number, since 2×1322960491² = 3500448921493922162, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1322960491.

It is not a weakly prime, because it can be changed into another prime (1322960461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 661480245 + 661480246.

It is an arithmetic number, because the mean of its divisors is an integer number (661480246).

Almost surely, 2^1322960491 is an apocalyptic number.

1322960491 is a deficient number, since it is larger than the sum of its proper divisors (1).

1322960491 is an equidigital number, since it uses as much as digits as its factorization.

1322960491 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23328, while the sum is 37.

The square root of 1322960491 is about 36372.5238469920. The cubic root of 1322960491 is about 1097.7807850440.

The spelling of 1322960491 in words is "one billion, three hundred twenty-two million, nine hundred sixty thousand, four hundred ninety-one".