160161718903 has 8 divisors (see below), whose sum is σ = 161142845472. Its totient is φ = 159180855456.

The previous prime is 160161718861. The next prime is 160161718987. The reversal of 160161718903 is 309817161061.

160161718903 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 160161718903 - 2¹³ = 160161710711 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 160161718903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (160161716903) 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 in 7 ways as a sum of consecutive naturals, for example, 1233601 + ... + 1357237.

It is an arithmetic number, because the mean of its divisors is an integer number (20142855684).

Almost surely, 2^160161718903 is an apocalyptic number.

160161718903 is a deficient number, since it is larger than the sum of its proper divisors (981126569).

160161718903 is a wasteful number, since it uses less digits than its factorization.

160161718903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131561.

The product of its (nonzero) digits is 54432, while the sum is 43.

Adding to 160161718903 its reverse (309817161061), we get a palindrome (469978879964).

The spelling of 160161718903 in words is "one hundred sixty billion, one hundred sixty-one million, seven hundred eighteen thousand, nine hundred three".