11401114134431 has 32 divisors (see below), whose sum is σ = 13328794512000. Its totient is φ = 9549673376256.

The previous prime is 11401114134427. The next prime is 11401114134433. The reversal of 11401114134431 is 13443141110411.

It is a cyclic number.

It is not a de Polignac number, because 11401114134431 - 2² = 11401114134427 is a prime.

It is a super-2 number, since 2×11401114134431² (a number of 27 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 = 11401114134394 and 11401114134403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11401114134433) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 282486305 + ... + 282526661.

It is an arithmetic number, because the mean of its divisors is an integer number (416524828500).

Almost surely, 2^{11401114134431} is an apocalyptic number.

11401114134431 is a deficient number, since it is larger than the sum of its proper divisors (1927680377569).

11401114134431 is a wasteful number, since it uses less digits than its factorization.

11401114134431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43443.

The product of its (nonzero) digits is 2304, while the sum is 29.

Adding to 11401114134431 its reverse (13443141110411), we get a palindrome (24844255244842).

The spelling of 11401114134431 in words is "eleven trillion, four hundred one billion, one hundred fourteen million, one hundred thirty-four thousand, four hundred thirty-one".