135790 has 16 divisors (see below), whose sum is σ = 251712. Its totient is φ = 52704.

The previous prime is 135787. The next prime is 135799. The reversal of 135790 is 97531.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135799) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 187 + ... + 553.

It is an arithmetic number, because the mean of its divisors is an integer number (15732).

2¹³⁵⁷⁹⁰ is an apocalyptic number.

135790 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

135790 is a deficient number, since it is larger than the sum of its proper divisors (115922).

135790 is a wasteful number, since it uses less digits than its factorization.

135790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 411.

The product of its (nonzero) digits is 945, while the sum is 25.

The square root of 135790 is about 368.4969470701. The cubic root of 135790 is about 51.3991491025.

The spelling of 135790 in words is "one hundred thirty-five thousand, seven hundred ninety".