11691363 has 4 divisors (see below), whose sum is σ = 15588488. Its totient is φ = 7794240.

The previous prime is 11691353. The next prime is 11691367. The reversal of 11691363 is 36319611.

11691363 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 36319611 = 3 ⋅12106537.

It is not a de Polignac number, because 11691363 - 2⁴ = 11691347 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11691363.

It is not an unprimeable number, because it can be changed into a prime (11691367) 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, 1948558 + ... + 1948563.

It is an arithmetic number, because the mean of its divisors is an integer number (3897122).

Almost surely, 2^11691363 is an apocalyptic number.

11691363 is a deficient number, since it is larger than the sum of its proper divisors (3897125).

11691363 is an equidigital number, since it uses as much as digits as its factorization.

11691363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3897124.

The product of its digits is 2916, while the sum is 30.

The square root of 11691363 is about 3419.2635171920. The cubic root of 11691363 is about 226.9629921492.

The spelling of 11691363 in words is "eleven million, six hundred ninety-one thousand, three hundred sixty-three".