11397115 has 4 divisors (see below), whose sum is σ = 13676544. Its totient is φ = 9117688.

The previous prime is 11397103. The next prime is 11397163. The reversal of 11397115 is 51179311.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11397115 - 2⁵ = 11397083 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1139707 + ... + 1139716.

It is an arithmetic number, because the mean of its divisors is an integer number (3419136).

Almost surely, 2^11397115 is an apocalyptic number.

11397115 is a deficient number, since it is larger than the sum of its proper divisors (2279429).

11397115 is an equidigital number, since it uses as much as digits as its factorization.

11397115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2279428.

The product of its digits is 945, while the sum is 28.

The square root of 11397115 is about 3375.9613445654. The cubic root of 11397115 is about 225.0427243970.

The spelling of 11397115 in words is "eleven million, three hundred ninety-seven thousand, one hundred fifteen".