1131034081 has 2 divisors, whose sum is σ = 1131034082. Its totient is φ = 1131034080.

The previous prime is 1131034049. The next prime is 1131034087. The reversal of 1131034081 is 1804301311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 815616481 + 315417600 = 28559^2 + 17760^2 .

It is a cyclic number.

It is not a de Polignac number, because 1131034081 - 2⁵ = 1131034049 is a prime.

It is a super-2 number, since 2×1131034081² = 2558476184767029122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1131034087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 565517040 + 565517041.

It is an arithmetic number, because the mean of its divisors is an integer number (565517041).

Almost surely, 2^1131034081 is an apocalyptic number.

It is an amenable number.

1131034081 is a deficient number, since it is larger than the sum of its proper divisors (1).

1131034081 is an equidigital number, since it uses as much as digits as its factorization.

1131034081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 22.

The square root of 1131034081 is about 33630.8501379314. The cubic root of 1131034081 is about 1041.8980627215.

Adding to 1131034081 its reverse (1804301311), we get a palindrome (2935335392).

The spelling of 1131034081 in words is "one billion, one hundred thirty-one million, thirty-four thousand, eighty-one".