164101601 has 4 divisors (see below), whose sum is σ = 164324400. Its totient is φ = 163878804.

The previous prime is 164101589. The next prime is 164101607. The reversal of 164101601 is 106101461.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 164101601 - 2¹⁴ = 164085217 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (164101607) 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, 110291 + ... + 111768.

It is an arithmetic number, because the mean of its divisors is an integer number (41081100).

Almost surely, 2^164101601 is an apocalyptic number.

It is an amenable number.

164101601 is a deficient number, since it is larger than the sum of its proper divisors (222799).

164101601 is an equidigital number, since it uses as much as digits as its factorization.

164101601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222798.

The product of its (nonzero) digits is 144, while the sum is 20.

The square root of 164101601 is about 12810.2147132669. The cubic root of 164101601 is about 547.4833794639.

The spelling of 164101601 in words is "one hundred sixty-four million, one hundred one thousand, six hundred one".