194053201 has 4 divisors (see below), whose sum is σ = 195058852. Its totient is φ = 193047552.

The previous prime is 194053163. The next prime is 194053207. The reversal of 194053201 is 102350491.

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

It can be written as a sum of positive squares in 2 ways, for example, as 16524225 + 177528976 = 4065^2 + 13324^2 .

It is a cyclic number.

It is not a de Polignac number, because 194053201 - 2⁹ = 194052689 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (194053207) 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, 502536 + ... + 502921.

It is an arithmetic number, because the mean of its divisors is an integer number (48764713).

Almost surely, 2^194053201 is an apocalyptic number.

It is an amenable number.

194053201 is a deficient number, since it is larger than the sum of its proper divisors (1005651).

194053201 is a wasteful number, since it uses less digits than its factorization.

194053201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1005650.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 194053201 is about 13930.2979508695. The cubic root of 194053201 is about 578.9489496345.

The spelling of 194053201 in words is "one hundred ninety-four million, fifty-three thousand, two hundred one".