135774788 has 6 divisors (see below), whose sum is σ = 237605886. Its totient is φ = 67887392.

The previous prime is 135774713. The next prime is 135774827. The reversal of 135774788 is 887477531.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 129231424 + 6543364 = 11368^2 + 2558^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16971845 + ... + 16971852.

It is an arithmetic number, because the mean of its divisors is an integer number (39600981).

Almost surely, 2^135774788 is an apocalyptic number.

It is an amenable number.

135774788 is a deficient number, since it is larger than the sum of its proper divisors (101831098).

135774788 is a wasteful number, since it uses less digits than its factorization.

135774788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33943701 (or 33943699 counting only the distinct ones).

The product of its digits is 1317120, while the sum is 50.

The square root of 135774788 is about 11652.2439040727. The cubic root of 135774788 is about 513.9722968511.

The spelling of 135774788 in words is "one hundred thirty-five million, seven hundred seventy-four thousand, seven hundred eighty-eight".