1133685697 has 2 divisors, whose sum is σ = 1133685698. Its totient is φ = 1133685696.

The previous prime is 1133685689. The next prime is 1133685703. The reversal of 1133685697 is 7965863311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 967894321 + 165791376 = 31111^2 + 12876^2 .

It is a cyclic number.

It is not a de Polignac number, because 1133685697 - 2³ = 1133685689 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1133685697.

It is not a weakly prime, because it can be changed into another prime (1133685997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 566842848 + 566842849.

It is an arithmetic number, because the mean of its divisors is an integer number (566842849).

Almost surely, 2^1133685697 is an apocalyptic number.

It is an amenable number.

1133685697 is a deficient number, since it is larger than the sum of its proper divisors (1).

1133685697 is an equidigital number, since it uses as much as digits as its factorization.

1133685697 is an evil number, because the sum of its binary digits is even.

The product of its digits is 816480, while the sum is 49.

The square root of 1133685697 is about 33670.2494347755. The cubic root of 1133685697 is about 1042.7116419180.

The spelling of 1133685697 in words is "one billion, one hundred thirty-three million, six hundred eighty-five thousand, six hundred ninety-seven".