160901599 has 4 divisors (see below), whose sum is σ = 166449960. Its totient is φ = 155353240.

The previous prime is 160901593. The next prime is 160901603. The reversal of 160901599 is 995109061.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 160901599 - 2⁹ = 160901087 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (160901593) 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 in 3 ways as a sum of consecutive naturals, for example, 2774137 + ... + 2774194.

It is an arithmetic number, because the mean of its divisors is an integer number (41612490).

Almost surely, 2^160901599 is an apocalyptic number.

160901599 is a deficient number, since it is larger than the sum of its proper divisors (5548361).

160901599 is an equidigital number, since it uses as much as digits as its factorization.

160901599 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5548360.

The product of its (nonzero) digits is 21870, while the sum is 40.

The square root of 160901599 is about 12684.6994051889. The cubic root of 160901599 is about 543.9013290169.

It can be divided in two parts, 16090 and 1599, that added together give a square (17689 = 133²).

The spelling of 160901599 in words is "one hundred sixty million, nine hundred one thousand, five hundred ninety-nine".