11909353 has 2 divisors, whose sum is σ = 11909354. Its totient is φ = 11909352.

The previous prime is 11909351. The next prime is 11909399. The reversal of 11909353 is 35390911.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8363664 + 3545689 = 2892^2 + 1883^2 .

It is a cyclic number.

It is not a de Polignac number, because 11909353 - 2¹ = 11909351 is a prime.

Together with 11909351, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (11909351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5954676 + 5954677.

It is an arithmetic number, because the mean of its divisors is an integer number (5954677).

Almost surely, 2^11909353 is an apocalyptic number.

It is an amenable number.

11909353 is a deficient number, since it is larger than the sum of its proper divisors (1).

11909353 is an equidigital number, since it uses as much as digits as its factorization.

11909353 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3645, while the sum is 31.

The square root of 11909353 is about 3450.9930454871. The cubic root of 11909353 is about 228.3649191154.

The spelling of 11909353 in words is "eleven million, nine hundred nine thousand, three hundred fifty-three".