1111132331429 has 4 divisors (see below), whose sum is σ = 1111138817580. Its totient is φ = 1111125845280.

The previous prime is 1111132331417. The next prime is 1111132331447. The reversal of 1111132331429 is 9241332311111.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 76894180804 + 1034238150625 = 277298^2 + 1016975^2 .

It is a cyclic number.

It is not a de Polignac number, because 1111132331429 - 2⁸ = 1111132331173 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1111132331395 and 1111132331404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111132331489) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2978942 + ... + 3331119.

It is an arithmetic number, because the mean of its divisors is an integer number (277784704395).

Almost surely, 2^{1111132331429} is an apocalyptic number.

It is an amenable number.

1111132331429 is a deficient number, since it is larger than the sum of its proper divisors (6486151).

1111132331429 is an equidigital number, since it uses as much as digits as its factorization.

1111132331429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6486150.

The product of its digits is 3888, while the sum is 32.

The spelling of 1111132331429 in words is "one trillion, one hundred eleven billion, one hundred thirty-two million, three hundred thirty-one thousand, four hundred twenty-nine".