135478488 has 32 divisors (see below), whose sum is σ = 350377200. Its totient is φ = 43602048.

The previous prime is 135478451. The next prime is 135478507. The reversal of 135478488 is 884874531.

It is a super-2 number, since 2×135478488² = 36708841421532288, which contains 22 as substring.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96631 + ... + 98022.

Almost surely, 2^135478488 is an apocalyptic number.

It is an amenable number.

135478488 is an abundant number, since it is smaller than the sum of its proper divisors (214898712).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

135478488 is a wasteful number, since it uses less digits than its factorization.

135478488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194691 (or 194687 counting only the distinct ones).

The product of its digits is 860160, while the sum is 48.

The square root of 135478488 is about 11639.5226706253. The cubic root of 135478488 is about 513.5981456344.

The spelling of 135478488 in words is "one hundred thirty-five million, four hundred seventy-eight thousand, four hundred eighty-eight".