135671504 has 20 divisors (see below), whose sum is σ = 263053476. Its totient is φ = 67786752.

The previous prime is 135671491. The next prime is 135671507. The reversal of 135671504 is 405176531.

It can be written as a sum of positive squares in 2 ways, for example, as 42510400 + 93161104 = 6520^2 + 9652^2 .

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 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, 31802 + ... + 35814.

Almost surely, 2^135671504 is an apocalyptic number.

It is an amenable number.

135671504 is a deficient number, since it is larger than the sum of its proper divisors (127381972).

135671504 is a wasteful number, since it uses less digits than its factorization.

135671504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6134 (or 6128 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 32.

The square root of 135671504 is about 11647.8111248423. The cubic root of 135671504 is about 513.8419373987.

The spelling of 135671504 in words is "one hundred thirty-five million, six hundred seventy-one thousand, five hundred four".