11470905 has 24 divisors (see below), whose sum is σ = 20749248. Its totient is φ = 5851296.

The previous prime is 11470871. The next prime is 11470909. The reversal of 11470905 is 50907411.

It is not a de Polignac number, because 11470905 - 2⁶ = 11470841 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11470909) 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 in 23 ways as a sum of consecutive naturals, for example, 4507 + ... + 6576.

It is an arithmetic number, because the mean of its divisors is an integer number (864552).

Almost surely, 2^11470905 is an apocalyptic number.

11470905 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11470905 is a deficient number, since it is larger than the sum of its proper divisors (9278343).

11470905 is a wasteful number, since it uses less digits than its factorization.

11470905 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11117 (or 11114 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 27.

The square root of 11470905 is about 3386.8724510970. The cubic root of 11470905 is about 225.5273556094.

The spelling of 11470905 in words is "eleven million, four hundred seventy thousand, nine hundred five".