135151563 has 4 divisors (see below), whose sum is σ = 180202088. Its totient is φ = 90101040.

The previous prime is 135151561. The next prime is 135151609. The reversal of 135151563 is 365151531.

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

It is not a de Polignac number, because 135151563 - 2¹ = 135151561 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 135151563.

It is not an unprimeable number, because it can be changed into a prime (135151561) 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, 22525258 + ... + 22525263.

It is an arithmetic number, because the mean of its divisors is an integer number (45050522).

Almost surely, 2^135151563 is an apocalyptic number.

135151563 is a deficient number, since it is larger than the sum of its proper divisors (45050525).

135151563 is an equidigital number, since it uses as much as digits as its factorization.

135151563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45050524.

The product of its digits is 6750, while the sum is 30.

The square root of 135151563 is about 11625.4704420939. The cubic root of 135151563 is about 513.1846893038.

The spelling of 135151563 in words is "one hundred thirty-five million, one hundred fifty-one thousand, five hundred sixty-three".