1135613441 has 2 divisors, whose sum is σ = 1135613442. Its totient is φ = 1135613440.

The previous prime is 1135613377. The next prime is 1135613443. The reversal of 1135613441 is 1443165311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 968454400 + 167159041 = 31120^2 + 12929^2 .

It is a cyclic number.

It is not a de Polignac number, because 1135613441 - 2⁶ = 1135613377 is a prime.

Together with 1135613443, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1135613443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 567806720 + 567806721.

It is an arithmetic number, because the mean of its divisors is an integer number (567806721).

Almost surely, 2^1135613441 is an apocalyptic number.

It is an amenable number.

1135613441 is a deficient number, since it is larger than the sum of its proper divisors (1).

1135613441 is an equidigital number, since it uses as much as digits as its factorization.

1135613441 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4320, while the sum is 29.

The square root of 1135613441 is about 33698.8640906485. The cubic root of 1135613441 is about 1043.3023238160.

Adding to 1135613441 its reverse (1443165311), we get a palindrome (2578778752).

The spelling of 1135613441 in words is "one billion, one hundred thirty-five million, six hundred thirteen thousand, four hundred forty-one".