11441333431 has 8 divisors (see below), whose sum is σ = 12911850000. Its totient is φ = 10042549440.

The previous prime is 11441333381. The next prime is 11441333459. The reversal of 11441333431 is 13433314411.

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

It is not a de Polignac number, because 11441333431 - 2¹⁷ = 11441202359 is a prime.

It is a super-3 number, since 3×11441333431³ (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11441333431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11441339431) 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, 17932806 + ... + 17933443.

It is an arithmetic number, because the mean of its divisors is an integer number (1613981250).

Almost surely, 2^11441333431 is an apocalyptic number.

11441333431 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11441333431 is a deficient number, since it is larger than the sum of its proper divisors (1470516569).

11441333431 is a wasteful number, since it uses less digits than its factorization.

11441333431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35866289.

The product of its digits is 5184, while the sum is 28.

Adding to 11441333431 its reverse (13433314411), we get a palindrome (24874647842).

The spelling of 11441333431 in words is "eleven billion, four hundred forty-one million, three hundred thirty-three thousand, four hundred thirty-one".