1117270201 has 4 divisors (see below), whose sum is σ = 1117506304. Its totient is φ = 1117034100.

The previous prime is 1117270199. The next prime is 1117270261. The reversal of 1117270201 is 1020727111.

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 1117270201 - 2¹ = 1117270199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1117270261) 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, 110805 + ... + 120466.

It is an arithmetic number, because the mean of its divisors is an integer number (279376576).

Almost surely, 2^1117270201 is an apocalyptic number.

It is an amenable number.

1117270201 is a deficient number, since it is larger than the sum of its proper divisors (236103).

1117270201 is an equidigital number, since it uses as much as digits as its factorization.

1117270201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236102.

The product of its (nonzero) digits is 196, while the sum is 22.

The square root of 1117270201 is about 33425.5920067244. The cubic root of 1117270201 is about 1037.6544158029.

Adding to 1117270201 its reverse (1020727111), we get a palindrome (2137997312).

The spelling of 1117270201 in words is "one billion, one hundred seventeen million, two hundred seventy thousand, two hundred one".