135501003 has 18 divisors (see below), whose sum is σ = 215136012. Its totient is φ = 82121160.

The previous prime is 135500927. The next prime is 135501007. The reversal of 135501003 is 300105531.

It is a happy number.

135501003 is a `hidden beast` number, since 13 + 550 + 100 + 3 = 666.

It is not a de Polignac number, because 135501003 - 2⁸ = 135500747 is a prime.

It is not an unprimeable number, because it can be changed into a prime (135501007) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 61125 + ... + 63302.

Almost surely, 2^135501003 is an apocalyptic number.

135501003 is a deficient number, since it is larger than the sum of its proper divisors (79635009).

135501003 is a wasteful number, since it uses less digits than its factorization.

135501003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124455 (or 124441 counting only the distinct ones).

The product of its (nonzero) digits is 225, while the sum is 18.

The square root of 135501003 is about 11640.4898092821. The cubic root of 135501003 is about 513.6265954690.

Adding to 135501003 its reverse (300105531), we get a palindrome (435606534).

The spelling of 135501003 in words is "one hundred thirty-five million, five hundred one thousand, three".