11896291 has 8 divisors (see below), whose sum is σ = 13003200. Its totient is φ = 10793640.

The previous prime is 11896289. The next prime is 11896303. The reversal of 11896291 is 19269811.

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

It is not a de Polignac number, because 11896291 - 2¹ = 11896289 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 11896291.

It is not an unprimeable number, because it can be changed into a prime (11896211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8820 + ... + 10078.

It is an arithmetic number, because the mean of its divisors is an integer number (1625400).

Almost surely, 2^11896291 is an apocalyptic number.

11896291 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11896291 is a deficient number, since it is larger than the sum of its proper divisors (1106909).

11896291 is a wasteful number, since it uses less digits than its factorization.

11896291 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2129.

The product of its digits is 7776, while the sum is 37.

The square root of 11896291 is about 3449.1000275434. The cubic root of 11896291 is about 228.2813994993.

The spelling of 11896291 in words is "eleven million, eight hundred ninety-six thousand, two hundred ninety-one".