1336997 has 2 divisors, whose sum is σ = 1336998. Its totient is φ = 1336996.

The previous prime is 1336963. The next prime is 1337003. The reversal of 1336997 is 7996331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 919681 + 417316 = 959^2 + 646^2 .

1336997 is a truncatable prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1336997 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1336997.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1336927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 668498 + 668499.

It is an arithmetic number, because the mean of its divisors is an integer number (668499).

2^1336997 is an apocalyptic number.

It is an amenable number.

1336997 is a deficient number, since it is larger than the sum of its proper divisors (1).

1336997 is an equidigital number, since it uses as much as digits as its factorization.

1336997 is an evil number, because the sum of its binary digits is even.

The product of its digits is 30618, while the sum is 38.

The square root of 1336997 is about 1156.2858643086. The cubic root of 1336997 is about 110.1649591106.

The spelling of 1336997 in words is "one million, three hundred thirty-six thousand, nine hundred ninety-seven".