11241143431 has 8 divisors (see below), whose sum is σ = 12847662464. Its totient is φ = 9634784760.

The previous prime is 11241143423. The next prime is 11241143443. The reversal of 11241143431 is 13434114211.

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

It is a cyclic number.

It is not a de Polignac number, because 11241143431 - 2³ = 11241143423 is a prime.

It is a super-2 number, since 2×11241143431² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11241143396 and 11241143405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11241143401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 252736 + ... + 293866.

It is an arithmetic number, because the mean of its divisors is an integer number (1605957808).

Almost surely, 2^11241143431 is an apocalyptic number.

11241143431 is a deficient number, since it is larger than the sum of its proper divisors (1606519033).

11241143431 is an equidigital number, since it uses as much as digits as its factorization.

11241143431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80181.

The product of its digits is 1152, while the sum is 25.

Adding to 11241143431 its reverse (13434114211), we get a palindrome (24675257642).

The spelling of 11241143431 in words is "eleven billion, two hundred forty-one million, one hundred forty-three thousand, four hundred thirty-one".