135800134 has 4 divisors (see below), whose sum is σ = 203700204. Its totient is φ = 67900066.

The previous prime is 135800129. The next prime is 135800143. The reversal of 135800134 is 431008531.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 135800099 and 135800108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33950032 + ... + 33950035.

It is an arithmetic number, because the mean of its divisors is an integer number (50925051).

Almost surely, 2^135800134 is an apocalyptic number.

135800134 is a deficient number, since it is larger than the sum of its proper divisors (67900070).

135800134 is an equidigital number, since it uses as much as digits as its factorization.

135800134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67900069.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 135800134 is about 11653.3314549960. The cubic root of 135800134 is about 514.0042770920.

Adding to 135800134 its reverse (431008531), we get a palindrome (566808665).

The spelling of 135800134 in words is "one hundred thirty-five million, eight hundred thousand, one hundred thirty-four".