134243357 has 8 divisors (see below), whose sum is σ = 136208640. Its totient is φ = 132284880.

The previous prime is 134243311. The next prime is 134243359. The reversal of 134243357 is 753342431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 134243357 - 2¹⁸ = 133981213 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134243359) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48503 + ... + 51195.

It is an arithmetic number, because the mean of its divisors is an integer number (17026080).

Almost surely, 2^134243357 is an apocalyptic number.

It is an amenable number.

134243357 is a deficient number, since it is larger than the sum of its proper divisors (1965283).

134243357 is an equidigital number, since it uses as much as digits as its factorization.

134243357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3403.

The product of its digits is 30240, while the sum is 32.

The square root of 134243357 is about 11586.3435561009. The cubic root of 134243357 is about 512.0325868847.

Adding to 134243357 its reverse (753342431), we get a palindrome (887585788).

The spelling of 134243357 in words is "one hundred thirty-four million, two hundred forty-three thousand, three hundred fifty-seven".