223132135 has 4 divisors (see below), whose sum is σ = 267758568. Its totient is φ = 178505704.

The previous prime is 223132069. The next prime is 223132139. The reversal of 223132135 is 531231322.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 223132135 - 2¹¹ = 223130087 is a prime.

It is a super-3 number, since 3×223132135³ (a number of 26 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223132139) 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 in 3 ways as a sum of consecutive naturals, for example, 22313209 + ... + 22313218.

It is an arithmetic number, because the mean of its divisors is an integer number (66939642).

Almost surely, 2^223132135 is an apocalyptic number.

223132135 is a deficient number, since it is larger than the sum of its proper divisors (44626433).

223132135 is an equidigital number, since it uses as much as digits as its factorization.

223132135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44626432.

The product of its digits is 1080, while the sum is 22.

The square root of 223132135 is about 14937.6080749228. The cubic root of 223132135 is about 606.5324491084.

Adding to 223132135 its reverse (531231322), we get a palindrome (754363457).

The spelling of 223132135 in words is "two hundred twenty-three million, one hundred thirty-two thousand, one hundred thirty-five".