135132047 has 12 divisors (see below), whose sum is σ = 143697960. Its totient is φ = 127051632.

The previous prime is 135132017. The next prime is 135132059. The reversal of 135132047 is 740231531.

It is not a de Polignac number, because 135132047 - 2¹⁴ = 135115663 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 (135132017) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48833 + ... + 51525.

It is an arithmetic number, because the mean of its divisors is an integer number (11974830).

Almost surely, 2^135132047 is an apocalyptic number.

135132047 is a deficient number, since it is larger than the sum of its proper divisors (8565913).

135132047 is a wasteful number, since it uses less digits than its factorization.

135132047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2870 (or 2851 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 135132047 is about 11624.6310479086. The cubic root of 135132047 is about 513.1599866804.

Adding to 135132047 its reverse (740231531), we get a palindrome (875363578).

The spelling of 135132047 in words is "one hundred thirty-five million, one hundred thirty-two thousand, forty-seven".