1135957223 has 2 divisors, whose sum is σ = 1135957224. Its totient is φ = 1135957222.

The previous prime is 1135957217. The next prime is 1135957297. The reversal of 1135957223 is 3227595311.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1135957223 - 2⁶ = 1135957159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1135957423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 567978611 + 567978612.

It is an arithmetic number, because the mean of its divisors is an integer number (567978612).

Almost surely, 2^1135957223 is an apocalyptic number.

1135957223 is a deficient number, since it is larger than the sum of its proper divisors (1).

1135957223 is an equidigital number, since it uses as much as digits as its factorization.

1135957223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 56700, while the sum is 38.

The square root of 1135957223 is about 33703.9644997439. The cubic root of 1135957223 is about 1043.4075921405.

The spelling of 1135957223 in words is "one billion, one hundred thirty-five million, nine hundred fifty-seven thousand, two hundred twenty-three".