409101201 has 6 divisors (see below), whose sum is σ = 590923970. Its totient is φ = 272734128.

The previous prime is 409101169. The next prime is 409101211. The reversal of 409101201 is 102101904.

It can be written as a sum of positive squares in only one way, i.e., 245235600 + 163865601 = 15660^2 + 12801^2 .

It is not a de Polignac number, because 409101201 - 2⁵ = 409101169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (409101211) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 22727836 + ... + 22727853.

Almost surely, 2^409101201 is an apocalyptic number.

It is an amenable number.

409101201 is a deficient number, since it is larger than the sum of its proper divisors (181822769).

409101201 is a wasteful number, since it uses less digits than its factorization.

409101201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45455695 (or 45455692 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

The square root of 409101201 is about 20226.2502950992. The cubic root of 409101201 is about 742.3526300047.

The spelling of 409101201 in words is "four hundred nine million, one hundred one thousand, two hundred one".