11470909 has 2 divisors, whose sum is σ = 11470910. Its totient is φ = 11470908.

The previous prime is 11470871. The next prime is 11470919. The reversal of 11470909 is 90907411.

11470909 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11410884 + 60025 = 3378^2 + 245^2 .

It is a cyclic number.

It is not a de Polignac number, because 11470909 - 2¹¹ = 11468861 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11470919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5735454 + 5735455.

It is an arithmetic number, because the mean of its divisors is an integer number (5735455).

Almost surely, 2^11470909 is an apocalyptic number.

It is an amenable number.

11470909 is a deficient number, since it is larger than the sum of its proper divisors (1).

11470909 is an equidigital number, since it uses as much as digits as its factorization.

11470909 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2268, while the sum is 31.

The square root of 11470909 is about 3386.8730416123. The cubic root of 11470909 is about 225.5273818238.

The spelling of 11470909 in words is "eleven million, four hundred seventy thousand, nine hundred nine".