11834909 has 2 divisors, whose sum is σ = 11834910. Its totient is φ = 11834908.

The previous prime is 11834897. The next prime is 11834951. The reversal of 11834909 is 90943811.

11834909 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9746884 + 2088025 = 3122^2 + 1445^2 .

It is a cyclic number.

It is not a de Polignac number, because 11834909 - 2¹² = 11830813 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11834959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5917454 + 5917455.

It is an arithmetic number, because the mean of its divisors is an integer number (5917455).

Almost surely, 2^11834909 is an apocalyptic number.

It is an amenable number.

11834909 is a deficient number, since it is larger than the sum of its proper divisors (1).

11834909 is an equidigital number, since it uses as much as digits as its factorization.

11834909 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 35.

The square root of 11834909 is about 3440.1902563666. The cubic root of 11834909 is about 227.8880965688. Note that the first 3 decimals are identical.

The spelling of 11834909 in words is "eleven million, eight hundred thirty-four thousand, nine hundred nine".