1336734397 has 2 divisors, whose sum is σ = 1336734398. Its totient is φ = 1336734396.

The previous prime is 1336734383. The next prime is 1336734403. The reversal of 1336734397 is 7934376331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1222970841 + 113763556 = 34971^2 + 10666^2 .

It is a cyclic number.

It is not a de Polignac number, because 1336734397 - 2¹¹ = 1336732349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1336734307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 668367198 + 668367199.

It is an arithmetic number, because the mean of its divisors is an integer number (668367199).

Almost surely, 2^1336734397 is an apocalyptic number.

It is an amenable number.

1336734397 is a deficient number, since it is larger than the sum of its proper divisors (1).

1336734397 is an equidigital number, since it uses as much as digits as its factorization.

1336734397 is an evil number, because the sum of its binary digits is even.

The product of its digits is 857304, while the sum is 46.

The square root of 1336734397 is about 36561.3784887824. The cubic root of 1336734397 is about 1101.5774604451.

The spelling of 1336734397 in words is "one billion, three hundred thirty-six million, seven hundred thirty-four thousand, three hundred ninety-seven".