11317405 has 16 divisors (see below), whose sum is σ = 14883264. Its totient is φ = 8193280.

The previous prime is 11317381. The next prime is 11317421. The reversal of 11317405 is 50471311.

11317405 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11317405 - 2⁷ = 11317277 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18789 + ... + 19381.

It is an arithmetic number, because the mean of its divisors is an integer number (930204).

Almost surely, 2^11317405 is an apocalyptic number.

It is an amenable number.

11317405 is a deficient number, since it is larger than the sum of its proper divisors (3565859).

11317405 is a wasteful number, since it uses less digits than its factorization.

11317405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 956.

The product of its (nonzero) digits is 420, while the sum is 22.

The square root of 11317405 is about 3364.1351043024. The cubic root of 11317405 is about 224.5168562896.

Adding to 11317405 its reverse (50471311), we get a palindrome (61788716).

The spelling of 11317405 in words is "eleven million, three hundred seventeen thousand, four hundred five".