11397995 has 16 divisors (see below), whose sum is σ = 16312320. Its totient is φ = 7475424.

The previous prime is 11397983. The next prime is 11398003. The reversal of 11397995 is 59979311.

It is a cyclic number.

It is not a de Polignac number, because 11397995 - 2⁴ = 11397979 is a prime.

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, 6275 + ... + 7884.

It is an arithmetic number, because the mean of its divisors is an integer number (1019520).

Almost surely, 2^11397995 is an apocalyptic number.

11397995 is a deficient number, since it is larger than the sum of its proper divisors (4914325).

11397995 is a wasteful number, since it uses less digits than its factorization.

11397995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14194.

The product of its digits is 76545, while the sum is 44.

The square root of 11397995 is about 3376.0916752956. The cubic root of 11397995 is about 225.0485162868.

The spelling of 11397995 in words is "eleven million, three hundred ninety-seven thousand, nine hundred ninety-five".