1111207099 has 2 divisors, whose sum is σ = 1111207100. Its totient is φ = 1111207098.

The previous prime is 1111207093. The next prime is 1111207103. The reversal of 1111207099 is 9907021111.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1111207099 - 2⁵ = 1111207067 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1111207099.

It is not a weakly prime, because it can be changed into another prime (1111207093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555603549 + 555603550.

It is an arithmetic number, because the mean of its divisors is an integer number (555603550).

Almost surely, 2^1111207099 is an apocalyptic number.

1111207099 is a deficient number, since it is larger than the sum of its proper divisors (1).

1111207099 is an equidigital number, since it uses as much as digits as its factorization.

1111207099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1134, while the sum is 31.

The square root of 1111207099 is about 33334.7731205719. The cubic root of 1111207099 is about 1035.7739934613.

The spelling of 1111207099 in words is "one billion, one hundred eleven million, two hundred seven thousand, ninety-nine".