135475223 has 8 divisors (see below), whose sum is σ = 146033328. Its totient is φ = 124936704.

The previous prime is 135475201. The next prime is 135475229. The reversal of 135475223 is 322574531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 135475223 - 2¹⁸ = 135213079 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 135475223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135475229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11540 + ... + 20102.

It is an arithmetic number, because the mean of its divisors is an integer number (18254166).

Almost surely, 2^135475223 is an apocalyptic number.

135475223 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

135475223 is a deficient number, since it is larger than the sum of its proper divisors (10558105).

135475223 is a wasteful number, since it uses less digits than its factorization.

135475223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9793.

The product of its digits is 25200, while the sum is 32.

The square root of 135475223 is about 11639.3824148878. The cubic root of 135475223 is about 513.5940197360.

The spelling of 135475223 in words is "one hundred thirty-five million, four hundred seventy-five thousand, two hundred twenty-three".