1235211113 has 8 divisors (see below), whose sum is σ = 1301679936. Its totient is φ = 1169806000.

The previous prime is 1235211101. The next prime is 1235211161. The reversal of 1235211113 is 3111125321.

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 1235211113 - 2⁴ = 1235211097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1235211013) 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, 263543 + ... + 268188.

It is an arithmetic number, because the mean of its divisors is an integer number (162709992).

Almost surely, 2^1235211113 is an apocalyptic number.

It is an amenable number.

1235211113 is a deficient number, since it is larger than the sum of its proper divisors (66468823).

1235211113 is a wasteful number, since it uses less digits than its factorization.

1235211113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 531855.

The product of its digits is 180, while the sum is 20.

The square root of 1235211113 is about 35145.5703183203. The cubic root of 1235211113 is about 1072.9522547890.

Adding to 1235211113 its reverse (3111125321), we get a palindrome (4346336434).

The spelling of 1235211113 in words is "one billion, two hundred thirty-five million, two hundred eleven thousand, one hundred thirteen".