1113211241 has 2 divisors, whose sum is σ = 1113211242. Its totient is φ = 1113211240.

The previous prime is 1113211217. The next prime is 1113211249. The reversal of 1113211241 is 1421123111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 737665600 + 375545641 = 27160^2 + 19379^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1113211241 is a prime.

It is not a weakly prime, because it can be changed into another prime (1113211249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556605620 + 556605621.

It is an arithmetic number, because the mean of its divisors is an integer number (556605621).

Almost surely, 2^1113211241 is an apocalyptic number.

It is an amenable number.

1113211241 is a deficient number, since it is larger than the sum of its proper divisors (1).

1113211241 is an equidigital number, since it uses as much as digits as its factorization.

1113211241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 48, while the sum is 17.

The square root of 1113211241 is about 33364.8204101266. The cubic root of 1113211241 is about 1036.3963171305.

Adding to 1113211241 its reverse (1421123111), we get a palindrome (2534334352).

The spelling of 1113211241 in words is "one billion, one hundred thirteen million, two hundred eleven thousand, two hundred forty-one".