11297399 has 2 divisors, whose sum is σ = 11297400. Its totient is φ = 11297398.

The previous prime is 11297387. The next prime is 11297413. The reversal of 11297399 is 99379211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11297399 - 2¹⁶ = 11231863 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11297599) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5648699 + 5648700.

It is an arithmetic number, because the mean of its divisors is an integer number (5648700).

Almost surely, 2^11297399 is an apocalyptic number.

11297399 is a deficient number, since it is larger than the sum of its proper divisors (1).

11297399 is an equidigital number, since it uses as much as digits as its factorization.

11297399 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30618, while the sum is 41.

The square root of 11297399 is about 3361.1603651120. The cubic root of 11297399 is about 224.3844839684.

It can be divided in two parts, 11297 and 399, that multiplied together give a triangular number (4507503 = T₃₀₀₂).

The spelling of 11297399 in words is "eleven million, two hundred ninety-seven thousand, three hundred ninety-nine".