1111123345699 has 2 divisors, whose sum is σ = 1111123345700. Its totient is φ = 1111123345698.

The previous prime is 1111123345679. The next prime is 1111123345721. The reversal of 1111123345699 is 9965433211111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1111123345699 - 2⁵ = 1111123345667 is a prime.

It is a plaindrome in base 10.

It is not a weakly prime, because it can be changed into another prime (1111123345649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555561672849 + 555561672850.

It is an arithmetic number, because the mean of its divisors is an integer number (555561672850).

Almost surely, 2^{1111123345699} is an apocalyptic number.

1111123345699 is a deficient number, since it is larger than the sum of its proper divisors (1).

1111123345699 is an equidigital number, since it uses as much as digits as its factorization.

1111123345699 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 174960, while the sum is 46.

The spelling of 1111123345699 in words is "one trillion, one hundred eleven billion, one hundred twenty-three million, three hundred forty-five thousand, six hundred ninety-nine".