113533163 has 2 divisors, whose sum is σ = 113533164. Its totient is φ = 113533162.

The previous prime is 113533111. The next prime is 113533181. The reversal of 113533163 is 361335311.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (361335311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 113533163 - 2¹² = 113529067 is a prime.

It is not a weakly prime, because it can be changed into another prime (113533103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56766581 + 56766582.

It is an arithmetic number, because the mean of its divisors is an integer number (56766582).

Almost surely, 2^113533163 is an apocalyptic number.

113533163 is a deficient number, since it is larger than the sum of its proper divisors (1).

113533163 is an equidigital number, since it uses as much as digits as its factorization.

113533163 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2430, while the sum is 26.

The square root of 113533163 is about 10655.1941793662. The cubic root of 113533163 is about 484.2179808940.

Adding to 113533163 its reverse (361335311), we get a palindrome (474868474).

The spelling of 113533163 in words is "one hundred thirteen million, five hundred thirty-three thousand, one hundred sixty-three".