173045693099 has 2 divisors, whose sum is σ = 173045693100. Its totient is φ = 173045693098.

The previous prime is 173045692957. The next prime is 173045693111. The reversal of 173045693099 is 990396540371.

173045693099 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-173045693099 is a prime.

It is a super-2 number, since 2×173045693099² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (173045393099) 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, 86522846549 + 86522846550.

It is an arithmetic number, because the mean of its divisors is an integer number (86522846550).

Almost surely, 2^173045693099 is an apocalyptic number.

173045693099 is a deficient number, since it is larger than the sum of its proper divisors (1).

173045693099 is an equidigital number, since it uses as much as digits as its factorization.

173045693099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5511240, while the sum is 56.

The spelling of 173045693099 in words is "one hundred seventy-three billion, forty-five million, six hundred ninety-three thousand, ninety-nine".