1111992942611 has 2 divisors, whose sum is σ = 1111992942612. Its totient is φ = 1111992942610.

The previous prime is 1111992942569. The next prime is 1111992942637. The reversal of 1111992942611 is 1162492991111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1111992942611 - 2¹⁸ = 1111992680467 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1111992902611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555996471305 + 555996471306.

It is an arithmetic number, because the mean of its divisors is an integer number (555996471306).

Almost surely, 2^{1111992942611} is an apocalyptic number.

1111992942611 is a deficient number, since it is larger than the sum of its proper divisors (1).

1111992942611 is an equidigital number, since it uses as much as digits as its factorization.

1111992942611 is an evil number, because the sum of its binary digits is even.

The product of its digits is 69984, while the sum is 47.

The spelling of 1111992942611 in words is "one trillion, one hundred eleven billion, nine hundred ninety-two million, nine hundred forty-two thousand, six hundred eleven".