11895497 has 4 divisors (see below), whose sum is σ = 12004740. Its totient is φ = 11786256.

The previous prime is 11895493. The next prime is 11895503. The reversal of 11895497 is 79459811.

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

It can be written as a sum of positive squares in 2 ways, for example, as 7311616 + 4583881 = 2704^2 + 2141^2 .

It is a cyclic number.

It is not a de Polignac number, because 11895497 - 2² = 11895493 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11895493) 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 3 ways as a sum of consecutive naturals, for example, 54458 + ... + 54675.

It is an arithmetic number, because the mean of its divisors is an integer number (3001185).

Almost surely, 2^11895497 is an apocalyptic number.

It is an amenable number.

11895497 is a deficient number, since it is larger than the sum of its proper divisors (109243).

11895497 is a wasteful number, since it uses less digits than its factorization.

11895497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109242.

The product of its digits is 90720, while the sum is 44.

The square root of 11895497 is about 3448.9849231332. The cubic root of 11895497 is about 228.2763206204.

The spelling of 11895497 in words is "eleven million, eight hundred ninety-five thousand, four hundred ninety-seven".