135393536 has 18 divisors (see below), whose sum is σ = 270258702. Its totient is φ = 67696640.

The previous prime is 135393509. The next prime is 135393623. The reversal of 135393536 is 635393531.

It can be written as a sum of positive squares in only one way, i.e., 109830400 + 25563136 = 10480^2 + 5056^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 135393536.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 264185 + ... + 264696.

Almost surely, 2^135393536 is an apocalyptic number.

135393536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

135393536 is a deficient number, since it is larger than the sum of its proper divisors (134865166).

135393536 is an frugal number, since it uses more digits than its factorization.

135393536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 528897 (or 528883 counting only the distinct ones).

The product of its digits is 109350, while the sum is 38.

The square root of 135393536 is about 11635.8728078301. The cubic root of 135393536 is about 513.4907723454.

The spelling of 135393536 in words is "one hundred thirty-five million, three hundred ninety-three thousand, five hundred thirty-six".