11341443431 has 4 divisors (see below), whose sum is σ = 11341656600. Its totient is φ = 11341230264.

The previous prime is 11341443413. The next prime is 11341443433. The reversal of 11341443431 is 13434414311.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 13434414311 = 131 ⋅102552781.

It is a cyclic number.

It is not a de Polignac number, because 11341443431 - 2⁶ = 11341443367 is a prime.

It is a super-2 number, since 2×11341443431² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11341443394 and 11341443403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11341443433) 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 3 ways as a sum of consecutive naturals, for example, 46805 + ... + 157713.

It is an arithmetic number, because the mean of its divisors is an integer number (2835414150).

Almost surely, 2^11341443431 is an apocalyptic number.

11341443431 is a deficient number, since it is larger than the sum of its proper divisors (213169).

11341443431 is a wasteful number, since it uses less digits than its factorization.

11341443431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213168.

The product of its digits is 6912, while the sum is 29.

Adding to 11341443431 its reverse (13434414311), we get a palindrome (24775857742).

The spelling of 11341443431 in words is "eleven billion, three hundred forty-one million, four hundred forty-three thousand, four hundred thirty-one".