160101091 has 4 divisors (see below), whose sum is σ = 167062032. Its totient is φ = 153140152.

The previous prime is 160101089. The next prime is 160101101. The reversal of 160101091 is 190101061.

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 160101091 - 2¹ = 160101089 is a prime.

160101091 is a strobogrammatic number because it is the same when read upside-down.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (160101031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3480436 + ... + 3480481.

It is an arithmetic number, because the mean of its divisors is an integer number (41765508).

Almost surely, 2^160101091 is an apocalyptic number.

160101091 is a deficient number, since it is larger than the sum of its proper divisors (6960941).

160101091 is an equidigital number, since it uses as much as digits as its factorization.

160101091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6960940.

The product of its (nonzero) digits is 54, while the sum is 19.

The square root of 160101091 is about 12653.1059823270. The cubic root of 160101091 is about 542.9978339109.

The spelling of 160101091 in words is "one hundred sixty million, one hundred one thousand, ninety-one".