1121235311347 has 2 divisors, whose sum is σ = 1121235311348. Its totient is φ = 1121235311346.

The previous prime is 1121235311327. The next prime is 1121235311351. The reversal of 1121235311347 is 7431135321211.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1121235311347 is a prime.

It is a super-2 number, since 2×1121235311347² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1121235311327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560617655673 + 560617655674.

It is an arithmetic number, because the mean of its divisors is an integer number (560617655674).

Almost surely, 2^{1121235311347} is an apocalyptic number.

1121235311347 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121235311347 is an equidigital number, since it uses as much as digits as its factorization.

1121235311347 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15120, while the sum is 34.

The spelling of 1121235311347 in words is "one trillion, one hundred twenty-one billion, two hundred thirty-five million, three hundred eleven thousand, three hundred forty-seven".