1322555471 has 2 divisors, whose sum is σ = 1322555472. Its totient is φ = 1322555470.

The previous prime is 1322555441. The next prime is 1322555473. The reversal of 1322555471 is 1745552231.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1322555471 - 2¹⁰ = 1322554447 is a prime.

It is a super-3 number, since 3×1322555471³ (a number of 28 digits) contains 333 as substring.

Together with 1322555473, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1322555473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 661277735 + 661277736.

It is an arithmetic number, because the mean of its divisors is an integer number (661277736).

Almost surely, 2^1322555471 is an apocalyptic number.

1322555471 is a deficient number, since it is larger than the sum of its proper divisors (1).

1322555471 is an equidigital number, since it uses as much as digits as its factorization.

1322555471 is an evil number, because the sum of its binary digits is even.

The product of its digits is 42000, while the sum is 35.

The square root of 1322555471 is about 36366.9557565656. The cubic root of 1322555471 is about 1097.6687462851.

The spelling of 1322555471 in words is "one billion, three hundred twenty-two million, five hundred fifty-five thousand, four hundred seventy-one".