135671503 has 32 divisors (see below), whose sum is σ = 160704000. Its totient is φ = 113308800.

The previous prime is 135671491. The next prime is 135671507. The reversal of 135671503 is 305176531.

135671503 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-135671503 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 (135671507) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 910473 + ... + 910621.

It is an arithmetic number, because the mean of its divisors is an integer number (5022000).

Almost surely, 2^135671503 is an apocalyptic number.

135671503 is a deficient number, since it is larger than the sum of its proper divisors (25032497).

135671503 is a wasteful number, since it uses less digits than its factorization.

135671503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303.

The product of its (nonzero) digits is 9450, while the sum is 31.

The square root of 135671503 is about 11647.8110819158. The cubic root of 135671503 is about 513.8419361362.

The spelling of 135671503 in words is "one hundred thirty-five million, six hundred seventy-one thousand, five hundred three".