16995493111 has 2 divisors, whose sum is σ = 16995493112. Its totient is φ = 16995493110.

The previous prime is 16995493051. The next prime is 16995493117. The reversal of 16995493111 is 11139459961.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16995493111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16995493117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8497746555 + 8497746556.

It is an arithmetic number, because the mean of its divisors is an integer number (8497746556).

Almost surely, 2^16995493111 is an apocalyptic number.

16995493111 is a deficient number, since it is larger than the sum of its proper divisors (1).

16995493111 is an equidigital number, since it uses as much as digits as its factorization.

16995493111 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 262440, while the sum is 49.

The spelling of 16995493111 in words is "sixteen billion, nine hundred ninety-five million, four hundred ninety-three thousand, one hundred eleven".