135431104 has 28 divisors (see below), whose sum is σ = 269290800. Its totient is φ = 67578368.

The previous prime is 135431099. The next prime is 135431113. The reversal of 135431104 is 401134531.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34557 + ... + 38275.

Almost surely, 2^135431104 is an apocalyptic number.

It is an amenable number.

135431104 is a deficient number, since it is larger than the sum of its proper divisors (133859696).

135431104 is an equidigital number, since it uses as much as digits as its factorization.

135431104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4300 (or 4290 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 135431104 is about 11637.4870139562. The cubic root of 135431104 is about 513.5382611644.

Adding to 135431104 its reverse (401134531), we get a palindrome (536565635).

The spelling of 135431104 in words is "one hundred thirty-five million, four hundred thirty-one thousand, one hundred four".