1003135239 has 16 divisors (see below), whose sum is σ = 1499282400. Its totient is φ = 662836608.

The previous prime is 1003135213. The next prime is 1003135253. The reversal of 1003135239 is 9325313001.

It is a happy number.

1003135239 is a `hidden beast` number, since 100 + 31 + 3 + 523 + 9 = 666.

1003135239 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1003135239 - 2⁵ = 1003135207 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1003135739) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 161344 + ... + 167445.

It is an arithmetic number, because the mean of its divisors is an integer number (93705150).

Almost surely, 2^1003135239 is an apocalyptic number.

1003135239 is a deficient number, since it is larger than the sum of its proper divisors (496147161).

1003135239 is a wasteful number, since it uses less digits than its factorization.

1003135239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328911 (or 328905 counting only the distinct ones).

The product of its (nonzero) digits is 2430, while the sum is 27.

The square root of 1003135239 is about 31672.3102883260. The cubic root of 1003135239 is about 1001.0439893736.

The spelling of 1003135239 in words is "one billion, three million, one hundred thirty-five thousand, two hundred thirty-nine".