135660334 has 4 divisors (see below), whose sum is σ = 203490504. Its totient is φ = 67830166.

The previous prime is 135660331. The next prime is 135660367. The reversal of 135660334 is 433066531.

135660334 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 433066531 = 7937 ⋅54563.

It is a junction number, because it is equal to n+sod(n) for n = 135660296 and 135660305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135660331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33915082 + ... + 33915085.

It is an arithmetic number, because the mean of its divisors is an integer number (50872626).

Almost surely, 2^135660334 is an apocalyptic number.

135660334 is a deficient number, since it is larger than the sum of its proper divisors (67830170).

135660334 is an equidigital number, since it uses as much as digits as its factorization.

135660334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67830169.

The product of its (nonzero) digits is 19440, while the sum is 31.

The square root of 135660334 is about 11647.3316257416. The cubic root of 135660334 is about 513.8278352677.

It can be divided in two parts, 135660 and 334, that multiplied together give a triangular number (45310440 = T₉₅₁₉).

The spelling of 135660334 in words is "one hundred thirty-five million, six hundred sixty thousand, three hundred thirty-four".