135423706 has 16 divisors (see below), whose sum is σ = 222326208. Its totient is φ = 61355200.

The previous prime is 135423689. The next prime is 135423719. The reversal of 135423706 is 607324531.

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, 3055 + ... + 16738.

It is an arithmetic number, because the mean of its divisors is an integer number (13895388).

Almost surely, 2^135423706 is an apocalyptic number.

135423706 is a deficient number, since it is larger than the sum of its proper divisors (86902502).

135423706 is a wasteful number, since it uses less digits than its factorization.

135423706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20117.

The product of its (nonzero) digits is 15120, while the sum is 31.

The square root of 135423706 is about 11637.1691574884. The cubic root of 135423706 is about 513.5289102223.

The spelling of 135423706 in words is "one hundred thirty-five million, four hundred twenty-three thousand, seven hundred six".