135069742 has 8 divisors (see below), whose sum is σ = 203358600. Its totient is φ = 67283544.

The previous prime is 135069719. The next prime is 135069749. The reversal of 135069742 is 247960531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135069749) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 124992 + ... + 126067.

It is an arithmetic number, because the mean of its divisors is an integer number (25419825).

Almost surely, 2^135069742 is an apocalyptic number.

135069742 is a deficient number, since it is larger than the sum of its proper divisors (68288858).

135069742 is a wasteful number, since it uses less digits than its factorization.

135069742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251330.

The product of its (nonzero) digits is 45360, while the sum is 37.

The square root of 135069742 is about 11621.9508689376. The cubic root of 135069742 is about 513.0811074193.

The spelling of 135069742 in words is "one hundred thirty-five million, sixty-nine thousand, seven hundred forty-two".