1322671481 has 2 divisors, whose sum is σ = 1322671482. Its totient is φ = 1322671480.

The previous prime is 1322671477. The next prime is 1322671501. The reversal of 1322671481 is 1841762231.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1252027456 + 70644025 = 35384^2 + 8405^2 .

It is a cyclic number.

It is not a de Polignac number, because 1322671481 - 2² = 1322671477 is a prime.

It is a super-2 number, since 2×1322671481² = 3498919693301466722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1322671421) 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, 661335740 + 661335741.

It is an arithmetic number, because the mean of its divisors is an integer number (661335741).

Almost surely, 2^1322671481 is an apocalyptic number.

It is an amenable number.

1322671481 is a deficient number, since it is larger than the sum of its proper divisors (1).

1322671481 is an equidigital number, since it uses as much as digits as its factorization.

1322671481 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16128, while the sum is 35.

The square root of 1322671481 is about 36368.5507134942. The cubic root of 1322671481 is about 1097.7008399177.

The spelling of 1322671481 in words is "one billion, three hundred twenty-two million, six hundred seventy-one thousand, four hundred eighty-one".