135342784 has 28 divisors (see below), whose sum is σ = 269062200. Its totient is φ = 67547648.

The previous prime is 135342773. The next prime is 135342799. The reversal of 135342784 is 487243531.

It is a happy 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, 40572 + ... + 43780.

Almost surely, 2^135342784 is an apocalyptic number.

It is an amenable number.

135342784 is a deficient number, since it is larger than the sum of its proper divisors (133719416).

135342784 is an equidigital number, since it uses as much as digits as its factorization.

135342784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3880 (or 3870 counting only the distinct ones).

The product of its digits is 80640, while the sum is 37.

The square root of 135342784 is about 11633.6917614315. The cubic root of 135342784 is about 513.4266039924.

The spelling of 135342784 in words is "one hundred thirty-five million, three hundred forty-two thousand, seven hundred eighty-four".