1113031201 has 2 divisors, whose sum is σ = 1113031202. Its totient is φ = 1113031200.

The previous prime is 1113031189. The next prime is 1113031261. The reversal of 1113031201 is 1021303111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 759553600 + 353477601 = 27560^2 + 18801^2 .

It is a cyclic number.

It is not a de Polignac number, because 1113031201 - 2⁵ = 1113031169 is a prime.

It is not a weakly prime, because it can be changed into another prime (1113031261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556515600 + 556515601.

It is an arithmetic number, because the mean of its divisors is an integer number (556515601).

Almost surely, 2^1113031201 is an apocalyptic number.

It is an amenable number.

1113031201 is a deficient number, since it is larger than the sum of its proper divisors (1).

1113031201 is an equidigital number, since it uses as much as digits as its factorization.

1113031201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18, while the sum is 13.

The square root of 1113031201 is about 33362.1222496411. The cubic root of 1113031201 is about 1036.3404418853.

Adding to 1113031201 its reverse (1021303111), we get a palindrome (2134334312).

The spelling of 1113031201 in words is "one billion, one hundred thirteen million, thirty-one thousand, two hundred one".