11749399 has 2 divisors, whose sum is σ = 11749400. Its totient is φ = 11749398.

The previous prime is 11749373. The next prime is 11749421. The reversal of 11749399 is 99394711.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11749399 is a prime.

It is a super-2 number, since 2×11749399² = 276096753722402, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11749369) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5874699 + 5874700.

It is an arithmetic number, because the mean of its divisors is an integer number (5874700).

Almost surely, 2^11749399 is an apocalyptic number.

11749399 is a deficient number, since it is larger than the sum of its proper divisors (1).

11749399 is an equidigital number, since it uses as much as digits as its factorization.

11749399 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 61236, while the sum is 43.

The square root of 11749399 is about 3427.7396342196. The cubic root of 11749399 is about 227.3379210257.

The spelling of 11749399 in words is "eleven million, seven hundred forty-nine thousand, three hundred ninety-nine".