134253305 has 4 divisors (see below), whose sum is σ = 161103972. Its totient is φ = 107402640.

The previous prime is 134253299. The next prime is 134253307. The reversal of 134253305 is 503352431.

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

It can be written as a sum of positive squares in 2 ways, for example, as 19784704 + 114468601 = 4448^2 + 10699^2 .

It is not a de Polignac number, because 134253305 - 2⁶ = 134253241 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (134253307) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13425326 + ... + 13425335.

It is an arithmetic number, because the mean of its divisors is an integer number (40275993).

Almost surely, 2^134253305 is an apocalyptic number.

It is an amenable number.

134253305 is a deficient number, since it is larger than the sum of its proper divisors (26850667).

134253305 is an equidigital number, since it uses as much as digits as its factorization.

134253305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26850666.

The product of its (nonzero) digits is 5400, while the sum is 26.

The square root of 134253305 is about 11586.7728466558. The cubic root of 134253305 is about 512.0452344983.

The spelling of 134253305 in words is "one hundred thirty-four million, two hundred fifty-three thousand, three hundred five".