11343884873 has 4 divisors (see below), whose sum is σ = 11369150100. Its totient is φ = 11318619648.

The previous prime is 11343884863. The next prime is 11343884921. The reversal of 11343884873 is 37848834311.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 37848834311 = 121951 ⋅310361.

It can be written as a sum of positive squares in 2 ways, for example, as 6748129609 + 4595755264 = 82147^2 + 67792^2 .

It is a cyclic number.

It is not a de Polignac number, because 11343884873 - 2²² = 11339690569 is a prime.

It is a super-2 number, since 2×11343884873² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11343884863) 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, 12631940 + ... + 12632837.

It is an arithmetic number, because the mean of its divisors is an integer number (2842287525).

Almost surely, 2^11343884873 is an apocalyptic number.

It is an amenable number.

11343884873 is a deficient number, since it is larger than the sum of its proper divisors (25265227).

11343884873 is an equidigital number, since it uses as much as digits as its factorization.

11343884873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25265226.

The product of its digits is 1548288, while the sum is 50.

The spelling of 11343884873 in words is "eleven billion, three hundred forty-three million, eight hundred eighty-four thousand, eight hundred seventy-three".