135032003 has 4 divisors (see below), whose sum is σ = 142975080. Its totient is φ = 127088928.

The previous prime is 135031999. The next prime is 135032017. The reversal of 135032003 is 300230531.

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

It is a cyclic number.

It is not a de Polignac number, because 135032003 - 2² = 135031999 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17), and also a Moran number because the ratio is a prime number: 7943059 = 135032003 / (1 + 3 + 5 + 0 + 3 + 2 + 0 + 0 + 3).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135032503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3971513 + ... + 3971546.

It is an arithmetic number, because the mean of its divisors is an integer number (35743770).

Almost surely, 2^135032003 is an apocalyptic number.

135032003 is a deficient number, since it is larger than the sum of its proper divisors (7943077).

135032003 is an equidigital number, since it uses as much as digits as its factorization.

135032003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7943076.

The product of its (nonzero) digits is 270, while the sum is 17.

The square root of 135032003 is about 11620.3271468578. The cubic root of 135032003 is about 513.0333173634.

Adding to 135032003 its reverse (300230531), we get a palindrome (435262534).

The spelling of 135032003 in words is "one hundred thirty-five million, thirty-two thousand, three".