135802 has 4 divisors (see below), whose sum is σ = 203706. Its totient is φ = 67900.

The previous prime is 135799. The next prime is 135829. The reversal of 135802 is 208531.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 208531 = 151 ⋅1381.

It can be written as a sum of positive squares in only one way, i.e., 103041 + 32761 = 321^2 + 181^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 135802.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33949 + ... + 33952.

2¹³⁵⁸⁰² is an apocalyptic number.

135802 is a deficient number, since it is larger than the sum of its proper divisors (67904).

135802 is an equidigital number, since it uses as much as digits as its factorization.

135802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67903.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 135802 is about 368.5132290705. The cubic root of 135802 is about 51.4006631355.

The spelling of 135802 in words is "one hundred thirty-five thousand, eight hundred two".