1201166113 has 8 divisors (see below), whose sum is σ = 1409863232. Its totient is φ = 1001744496.

The previous prime is 1201166107. The next prime is 1201166129. The reversal of 1201166113 is 3116611021.

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 1201166113 - 2²⁹ = 664295201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1201160113) 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, 2318595 + ... + 2319112.

It is an arithmetic number, because the mean of its divisors is an integer number (176232904).

Almost surely, 2^1201166113 is an apocalyptic number.

It is an amenable number.

1201166113 is a deficient number, since it is larger than the sum of its proper divisors (208697119).

1201166113 is an equidigital number, since it uses as much as digits as its factorization.

1201166113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4637751.

The product of its (nonzero) digits is 216, while the sum is 22.

The square root of 1201166113 is about 34657.8434557028. The cubic root of 1201166113 is about 1063.0026744029.

Adding to 1201166113 its reverse (3116611021), we get a palindrome (4317777134).

The spelling of 1201166113 in words is "one billion, two hundred one million, one hundred sixty-six thousand, one hundred thirteen".