11143404151031 has 8 divisors (see below), whose sum is σ = 11449679674224. Its totient is φ = 10837397177280.

The previous prime is 11143404151007. The next prime is 11143404151043. The reversal of 11143404151031 is 13015140434111.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11143404151031 is a prime.

It is a super-2 number, since 2×11143404151031² (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 = 11143404150985 and 11143404151003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11143404151001) 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, 67053230 + ... + 67219211.

It is an arithmetic number, because the mean of its divisors is an integer number (1431209959278).

Almost surely, 2^{11143404151031} is an apocalyptic number.

11143404151031 is a deficient number, since it is larger than the sum of its proper divisors (306275523193).

11143404151031 is a wasteful number, since it uses less digits than its factorization.

11143404151031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134274721.

The product of its (nonzero) digits is 2880, while the sum is 29.

Adding to 11143404151031 its reverse (13015140434111), we get a palindrome (24158544585142).

The spelling of 11143404151031 in words is "eleven trillion, one hundred forty-three billion, four hundred four million, one hundred fifty-one thousand, thirty-one".