134340235 has 4 divisors (see below), whose sum is σ = 161208288. Its totient is φ = 107472184.

The previous prime is 134340223. The next prime is 134340253. The reversal of 134340235 is 532043431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 532043431 = 47 ⋅11320073.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-134340235 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13434019 + ... + 13434028.

It is an arithmetic number, because the mean of its divisors is an integer number (40302072).

Almost surely, 2^134340235 is an apocalyptic number.

134340235 is a deficient number, since it is larger than the sum of its proper divisors (26868053).

134340235 is an equidigital number, since it uses as much as digits as its factorization.

134340235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26868052.

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 134340235 is about 11590.5234998252. The cubic root of 134340235 is about 512.1557283353.

Adding to 134340235 its reverse (532043431), we get a palindrome (666383666).

The spelling of 134340235 in words is "one hundred thirty-four million, three hundred forty thousand, two hundred thirty-five".