135716090 has 8 divisors (see below), whose sum is σ = 244288980. Its totient is φ = 54286432.

The previous prime is 135716089. The next prime is 135716099. The reversal of 135716090 is 90617531.

It can be written as a sum of positive squares in 2 ways, for example, as 130622041 + 5094049 = 11429^2 + 2257^2 .

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (135716099) 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, 6785795 + ... + 6785814.

Almost surely, 2^135716090 is an apocalyptic number.

135716090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

135716090 is a deficient number, since it is larger than the sum of its proper divisors (108572890).

135716090 is a wasteful number, since it uses less digits than its factorization.

135716090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13571616.

The product of its (nonzero) digits is 5670, while the sum is 32.

The square root of 135716090 is about 11649.7248894555. The cubic root of 135716090 is about 513.8982195379.

The spelling of 135716090 in words is "one hundred thirty-five million, seven hundred sixteen thousand, ninety".