1099606158311 has 2 divisors, whose sum is σ = 1099606158312. Its totient is φ = 1099606158310.

The previous prime is 1099606158263. The next prime is 1099606158319. The reversal of 1099606158311 is 1138516069901.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1099606158311 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1099606158311.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1099606158319) 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, 549803079155 + 549803079156.

It is an arithmetic number, because the mean of its divisors is an integer number (549803079156).

Almost surely, 2^{1099606158311} is an apocalyptic number.

1099606158311 is a deficient number, since it is larger than the sum of its proper divisors (1).

1099606158311 is an equidigital number, since it uses as much as digits as its factorization.

1099606158311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 349920, while the sum is 50.

The spelling of 1099606158311 in words is "one trillion, ninety-nine billion, six hundred six million, one hundred fifty-eight thousand, three hundred eleven".