1326417137 has 2 divisors, whose sum is σ = 1326417138. Its totient is φ = 1326417136.

The previous prime is 1326417133. The next prime is 1326417161. The reversal of 1326417137 is 7317146231.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1296288016 + 30129121 = 36004^2 + 5489^2 .

It is a cyclic number.

It is not a de Polignac number, because 1326417137 - 2² = 1326417133 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1326417097 and 1326417106.

It is not a weakly prime, because it can be changed into another prime (1326417133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 663208568 + 663208569.

It is an arithmetic number, because the mean of its divisors is an integer number (663208569).

Almost surely, 2^1326417137 is an apocalyptic number.

It is an amenable number.

1326417137 is a deficient number, since it is larger than the sum of its proper divisors (1).

1326417137 is an equidigital number, since it uses as much as digits as its factorization.

1326417137 is an evil number, because the sum of its binary digits is even.

The product of its digits is 21168, while the sum is 35.

The square root of 1326417137 is about 36420.0101180656. The cubic root of 1326417137 is about 1098.7360515296.

The spelling of 1326417137 in words is "one billion, three hundred twenty-six million, four hundred seventeen thousand, one hundred thirty-seven".