11896561363 has 4 divisors (see below), whose sum is σ = 11932502968. Its totient is φ = 11860619760.

The previous prime is 11896561361. The next prime is 11896561367. The reversal of 11896561363 is 36316569811.

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

It is a cyclic number.

It is not a de Polignac number, because 11896561363 - 2¹ = 11896561361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11896561361) 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, 17970306 + ... + 17970967.

It is an arithmetic number, because the mean of its divisors is an integer number (2983125742).

Almost surely, 2^11896561363 is an apocalyptic number.

11896561363 is a deficient number, since it is larger than the sum of its proper divisors (35941605).

11896561363 is an equidigital number, since it uses as much as digits as its factorization.

11896561363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35941604.

The product of its digits is 699840, while the sum is 49.

The spelling of 11896561363 in words is "eleven billion, eight hundred ninety-six million, five hundred sixty-one thousand, three hundred sixty-three".