135141775 has 12 divisors (see below), whose sum is σ = 176396200. Its totient is φ = 102422880.

The previous prime is 135141757. The next prime is 135141793. The reversal of 135141775 is 577141531.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (135141757) and next prime (135141793).

It is a de Polignac number, because none of the positive numbers 2^k-135141775 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 135141775.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 141780 + ... + 142729.

Almost surely, 2^135141775 is an apocalyptic number.

135141775 is a deficient number, since it is larger than the sum of its proper divisors (41254425).

135141775 is a wasteful number, since it uses less digits than its factorization.

135141775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284538 (or 284533 counting only the distinct ones).

The product of its digits is 14700, while the sum is 34.

The square root of 135141775 is about 11625.0494622604. The cubic root of 135141775 is about 513.1723003165.

The spelling of 135141775 in words is "one hundred thirty-five million, one hundred forty-one thousand, seven hundred seventy-five".