201163401 has 12 divisors (see below), whose sum is σ = 300589380. Its totient is φ = 129484320.

The previous prime is 201163327. The next prime is 201163411. The reversal of 201163401 is 104361102.

It is a happy number.

201163401 is a `hidden beast` number, since 20 + 11 + 634 + 0 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 153884025 + 47279376 = 12405^2 + 6876^2 .

It is not a de Polignac number, because 201163401 - 2¹³ = 201155209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (201163411) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 385110 + ... + 385631.

It is an arithmetic number, because the mean of its divisors is an integer number (25049115).

Almost surely, 2^201163401 is an apocalyptic number.

It is an amenable number.

201163401 is a deficient number, since it is larger than the sum of its proper divisors (99425979).

201163401 is a wasteful number, since it uses less digits than its factorization.

201163401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 770776 (or 770773 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 201163401 is about 14183.2084169979. The cubic root of 201163401 is about 585.9352910722.

The spelling of 201163401 in words is "two hundred one million, one hundred sixty-three thousand, four hundred one".