1113233201 has 4 divisors (see below), whose sum is σ = 1113369600. Its totient is φ = 1113096804.

The previous prime is 1113233183. The next prime is 1113233203. The reversal of 1113233201 is 1023323111.

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 a de Polignac number, because none of the positive numbers 2^k-1113233201 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1113233201.

It is not an unprimeable number, because it can be changed into a prime (1113233203) 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, 55121 + ... + 72558.

It is an arithmetic number, because the mean of its divisors is an integer number (278342400).

Almost surely, 2^1113233201 is an apocalyptic number.

It is an amenable number.

1113233201 is a deficient number, since it is larger than the sum of its proper divisors (136399).

1113233201 is an equidigital number, since it uses as much as digits as its factorization.

1113233201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136398.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 1113233201 is about 33365.1494976420. The cubic root of 1113233201 is about 1036.4031319837.

Adding to 1113233201 its reverse (1023323111), we get a palindrome (2136556312).

The spelling of 1113233201 in words is "one billion, one hundred thirteen million, two hundred thirty-three thousand, two hundred one".