135174563 has 4 divisors (see below), whose sum is σ = 135214560. Its totient is φ = 135134568.

The previous prime is 135174553. The next prime is 135174587. The reversal of 135174563 is 365471531.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 365471531 = 1283 ⋅284857.

It is a cyclic number.

It is not a de Polignac number, because 135174563 - 2¹⁶ = 135109027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135174503) 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, 14408 + ... + 21861.

It is an arithmetic number, because the mean of its divisors is an integer number (33803640).

Almost surely, 2^135174563 is an apocalyptic number.

135174563 is a deficient number, since it is larger than the sum of its proper divisors (39997).

135174563 is an equidigital number, since it uses as much as digits as its factorization.

135174563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39996.

The product of its digits is 37800, while the sum is 35.

The square root of 135174563 is about 11626.4596072923. The cubic root of 135174563 is about 513.2137987917.

The spelling of 135174563 in words is "one hundred thirty-five million, one hundred seventy-four thousand, five hundred sixty-three".