11897546 has 8 divisors (see below), whose sum is σ = 18183204. Its totient is φ = 5836480.

The previous prime is 11897539. The next prime is 11897549. The reversal of 11897546 is 64579811.

11897546 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 9211225 + 2686321 = 3035^2 + 1639^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (11897549) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56015 + ... + 56226.

Almost surely, 2^11897546 is an apocalyptic number.

11897546 is a deficient number, since it is larger than the sum of its proper divisors (6285658).

11897546 is a wasteful number, since it uses less digits than its factorization.

11897546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112296.

The product of its digits is 60480, while the sum is 41.

The square root of 11897546 is about 3449.2819542624. The cubic root of 11897546 is about 228.2894267374.

The spelling of 11897546 in words is "eleven million, eight hundred ninety-seven thousand, five hundred forty-six".