1351114261111 has 4 divisors (see below), whose sum is σ = 1351117295752. Its totient is φ = 1351111226472.

The previous prime is 1351114261073. The next prime is 1351114261127. The reversal of 1351114261111 is 1111624111531.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1351114261111 is a prime.

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 1351114261111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1351114261411) 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, 704241 + ... + 1788346.

It is an arithmetic number, because the mean of its divisors is an integer number (337779323938).

Almost surely, 2^{1351114261111} is an apocalyptic number.

1351114261111 is a deficient number, since it is larger than the sum of its proper divisors (3034641).

1351114261111 is an equidigital number, since it uses as much as digits as its factorization.

1351114261111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3034640.

The product of its digits is 720, while the sum is 28.

Adding to 1351114261111 its reverse (1111624111531), we get a palindrome (2462738372642).

The spelling of 1351114261111 in words is "one trillion, three hundred fifty-one billion, one hundred fourteen million, two hundred sixty-one thousand, one hundred eleven".