1322012137 has 2 divisors, whose sum is σ = 1322012138. Its totient is φ = 1322012136.

The previous prime is 1322012093. The next prime is 1322012161. The reversal of 1322012137 is 7312102231.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1204159401 + 117852736 = 34701^2 + 10856^2 .

It is a cyclic number.

It is not a de Polignac number, because 1322012137 - 2¹¹ = 1322010089 is a prime.

It is a super-3 number, since 3×1322012137³ (a number of 28 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (1322012437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 661006068 + 661006069.

It is an arithmetic number, because the mean of its divisors is an integer number (661006069).

Almost surely, 2^1322012137 is an apocalyptic number.

It is an amenable number.

1322012137 is a deficient number, since it is larger than the sum of its proper divisors (1).

1322012137 is an equidigital number, since it uses as much as digits as its factorization.

1322012137 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504, while the sum is 22.

The square root of 1322012137 is about 36359.4848285836. The cubic root of 1322012137 is about 1097.5184104508.

Adding to 1322012137 its reverse (7312102231), we get a palindrome (8634114368).

The spelling of 1322012137 in words is "one billion, three hundred twenty-two million, twelve thousand, one hundred thirty-seven".