135463223 has 4 divisors (see below), whose sum is σ = 154815120. Its totient is φ = 116111328.

The previous prime is 135463199. The next prime is 135463277. The reversal of 135463223 is 322364531.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 322364531 = 10789 ⋅29879.

It is a cyclic number.

It is not a de Polignac number, because 135463223 - 2¹⁰ = 135462199 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135463723) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9675938 + ... + 9675951.

It is an arithmetic number, because the mean of its divisors is an integer number (38703780).

Almost surely, 2^135463223 is an apocalyptic number.

135463223 is a deficient number, since it is larger than the sum of its proper divisors (19351897).

135463223 is an equidigital number, since it uses as much as digits as its factorization.

135463223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19351896.

The product of its digits is 12960, while the sum is 29.

The square root of 135463223 is about 11638.8669122041. The cubic root of 135463223 is about 513.5788550683.

The spelling of 135463223 in words is "one hundred thirty-five million, four hundred sixty-three thousand, two hundred twenty-three".