160545691 has 2 divisors, whose sum is σ = 160545692. Its totient is φ = 160545690.

The previous prime is 160545677. The next prime is 160545743. The reversal of 160545691 is 196545061.

160545691 is an esthetic number in base 4, because in such base its adjacent digits differ by 1.

It is a weak prime.

It is an emirp because it is prime and its reverse (196545061) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 160545691 - 2⁵ = 160545659 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 160545691.

It is not a weakly prime, because it can be changed into another prime (160545631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80272845 + 80272846.

It is an arithmetic number, because the mean of its divisors is an integer number (80272846).

Almost surely, 2^160545691 is an apocalyptic number.

160545691 is a deficient number, since it is larger than the sum of its proper divisors (1).

160545691 is an equidigital number, since it uses as much as digits as its factorization.

160545691 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32400, while the sum is 37.

The square root of 160545691 is about 12670.6626109292. The cubic root of 160545691 is about 543.5000035264.

The spelling of 160545691 in words is "one hundred sixty million, five hundred forty-five thousand, six hundred ninety-one".