201395001 has 8 divisors (see below), whose sum is σ = 268750080. Its totient is φ = 134151632.

The previous prime is 201394981. The next prime is 201395011. The reversal of 201395001 is 100593102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 201395001 - 2¹⁷ = 201263929 is a prime.

It is not an unprimeable number, because it can be changed into a prime (201395011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23625 + ... + 30998.

It is an arithmetic number, because the mean of its divisors is an integer number (33593760).

Almost surely, 2^201395001 is an apocalyptic number.

It is an amenable number.

201395001 is a deficient number, since it is larger than the sum of its proper divisors (67355079).

201395001 is a wasteful number, since it uses less digits than its factorization.

201395001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55855.

The product of its (nonzero) digits is 270, while the sum is 21.

The square root of 201395001 is about 14191.3706526184. The cubic root of 201395001 is about 586.1600678254.

The spelling of 201395001 in words is "two hundred one million, three hundred ninety-five thousand, one".