135742562 has 16 divisors (see below), whose sum is σ = 211007160. Its totient is φ = 65415168.

The previous prime is 135742559. The next prime is 135742577. The reversal of 135742562 is 265247531.

It can be written as a sum of positive squares in 4 ways, for example, as 119006281 + 16736281 = 10909^2 + 4091^2 .

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, 37538 + ... + 40994.

Almost surely, 2^135742562 is an apocalyptic number.

135742562 is a deficient number, since it is larger than the sum of its proper divisors (75264598).

135742562 is a wasteful number, since it uses less digits than its factorization.

135742562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4165.

The product of its digits is 50400, while the sum is 35.

The square root of 135742562 is about 11650.8609982267. The cubic root of 135742562 is about 513.9316300427.

The spelling of 135742562 in words is "one hundred thirty-five million, seven hundred forty-two thousand, five hundred sixty-two".