1111131041 has 2 divisors, whose sum is σ = 1111131042. Its totient is φ = 1111131040.

The previous prime is 1111130983. The next prime is 1111131059. The reversal of 1111131041 is 1401311111.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 644398225 + 466732816 = 25385^2 + 21604^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1111131041 is a prime.

It is a super-2 number, since 2×1111131041² = 2469224380547487362, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1111131341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555565520 + 555565521.

It is an arithmetic number, because the mean of its divisors is an integer number (555565521).

Almost surely, 2^1111131041 is an apocalyptic number.

It is an amenable number.

1111131041 is a deficient number, since it is larger than the sum of its proper divisors (1).

1111131041 is an equidigital number, since it uses as much as digits as its factorization.

1111131041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12, while the sum is 14.

The square root of 1111131041 is about 33333.6322803261. The cubic root of 1111131041 is about 1035.7503612941.

Adding to 1111131041 its reverse (1401311111), we get a palindrome (2512442152).

The spelling of 1111131041 in words is "one billion, one hundred eleven million, one hundred thirty-one thousand, forty-one".