11136997 has 2 divisors, whose sum is σ = 11136998. Its totient is φ = 11136996.

The previous prime is 11136977. The next prime is 11137003. The reversal of 11136997 is 79963111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11082241 + 54756 = 3329^2 + 234^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11136997 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11136977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5568498 + 5568499.

It is an arithmetic number, because the mean of its divisors is an integer number (5568499).

Almost surely, 2^11136997 is an apocalyptic number.

It is an amenable number.

11136997 is a deficient number, since it is larger than the sum of its proper divisors (1).

11136997 is an equidigital number, since it uses as much as digits as its factorization.

11136997 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10206, while the sum is 37.

The square root of 11136997 is about 3337.2139577798. The cubic root of 11136997 is about 223.3174709657.

The spelling of 11136997 in words is "eleven million, one hundred thirty-six thousand, nine hundred ninety-seven".