11697646 has 4 divisors (see below), whose sum is σ = 17546472. Its totient is φ = 5848822.

The previous prime is 11697641. The next prime is 11697667. The reversal of 11697646 is 64679611.

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

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 11697599 and 11697608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11697641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2924410 + ... + 2924413.

It is an arithmetic number, because the mean of its divisors is an integer number (4386618).

Almost surely, 2^11697646 is an apocalyptic number.

11697646 is a deficient number, since it is larger than the sum of its proper divisors (5848826).

11697646 is an equidigital number, since it uses as much as digits as its factorization.

11697646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5848825.

The product of its digits is 54432, while the sum is 40.

The square root of 11697646 is about 3420.1821588915. The cubic root of 11697646 is about 227.0036419037.

The spelling of 11697646 in words is "eleven million, six hundred ninety-seven thousand, six hundred forty-six".