11800395 has 12 divisors (see below), whose sum is σ = 20454096. Its totient is φ = 6293520.

The previous prime is 11800391. The next prime is 11800409. The reversal of 11800395 is 59300811.

11800395 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11800395 - 2² = 11800391 is a prime.

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (11800391) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 131071 + ... + 131160.

It is an arithmetic number, because the mean of its divisors is an integer number (1704508).

Almost surely, 2^11800395 is an apocalyptic number.

11800395 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11800395 is a deficient number, since it is larger than the sum of its proper divisors (8653701).

11800395 is a wasteful number, since it uses less digits than its factorization.

11800395 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262242 (or 262239 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 27.

The square root of 11800395 is about 3435.1703014552. The cubic root of 11800395 is about 227.6663517844. Note that the first 3 decimals are identical.

The spelling of 11800395 in words is "eleven million, eight hundred thousand, three hundred ninety-five".