1135669901 has 2 divisors, whose sum is σ = 1135669902. Its totient is φ = 1135669900.

The previous prime is 1135669817. The next prime is 1135669907. The reversal of 1135669901 is 1099665311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 606439876 + 529230025 = 24626^2 + 23005^2 .

It is an emirp because it is prime and its reverse (1099665311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1135669901 - 2³⁰ = 61928077 is a prime.

It is a super-2 number, since 2×1135669901² = 2579492248074699602, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1135669907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 567834950 + 567834951.

It is an arithmetic number, because the mean of its divisors is an integer number (567834951).

Almost surely, 2^1135669901 is an apocalyptic number.

It is an amenable number.

1135669901 is a deficient number, since it is larger than the sum of its proper divisors (1).

1135669901 is an equidigital number, since it uses as much as digits as its factorization.

1135669901 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 43740, while the sum is 41.

The square root of 1135669901 is about 33699.7017939328. The cubic root of 1135669901 is about 1043.3196136997.

The spelling of 1135669901 in words is "one billion, one hundred thirty-five million, six hundred sixty-nine thousand, nine hundred one".