135778352 has 20 divisors (see below), whose sum is σ = 267531240. Its totient is φ = 66738048.

The previous prime is 135778339. The next prime is 135778387. The reversal of 135778352 is 253877531.

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, 70973 + ... + 72860.

It is an arithmetic number, because the mean of its divisors is an integer number (13376562).

Almost surely, 2^135778352 is an apocalyptic number.

It is an amenable number.

135778352 is a deficient number, since it is larger than the sum of its proper divisors (131752888).

135778352 is a wasteful number, since it uses less digits than its factorization.

135778352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143900 (or 143894 counting only the distinct ones).

The product of its digits is 176400, while the sum is 41.

The square root of 135778352 is about 11652.3968349864. The cubic root of 135778352 is about 513.9767939580.

The spelling of 135778352 in words is "one hundred thirty-five million, seven hundred seventy-eight thousand, three hundred fifty-two".