11344899361 has 4 divisors (see below), whose sum is σ = 11347487424. Its totient is φ = 11342311300.

The previous prime is 11344899353. The next prime is 11344899427. The reversal of 11344899361 is 16399844311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 16399844311 = 107 ⋅153269573.

It is a cyclic number.

It is not a de Polignac number, because 11344899361 - 2³ = 11344899353 is a prime.

It is a super-3 number, since 3×11344899361³ (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11344899341) 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, 1287445 + ... + 1296226.

It is an arithmetic number, because the mean of its divisors is an integer number (2836871856).

Almost surely, 2^11344899361 is an apocalyptic number.

It is an amenable number.

11344899361 is a deficient number, since it is larger than the sum of its proper divisors (2588063).

11344899361 is an equidigital number, since it uses as much as digits as its factorization.

11344899361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2588062.

The product of its digits is 559872, while the sum is 49.

The spelling of 11344899361 in words is "eleven billion, three hundred forty-four million, eight hundred ninety-nine thousand, three hundred sixty-one".