134143265 has 8 divisors (see below), whose sum is σ = 164009448. Its totient is φ = 105289600.

The previous prime is 134143259. The next prime is 134143283. The reversal of 134143265 is 562341431.

It can be written as a sum of positive squares in 4 ways, for example, as 12967201 + 121176064 = 3601^2 + 11008^2 .

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

It is not a de Polignac number, because 134143265 - 2¹⁶ = 134077729 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 252836 + ... + 253365.

It is an arithmetic number, because the mean of its divisors is an integer number (20501181).

Almost surely, 2^134143265 is an apocalyptic number.

It is an amenable number.

134143265 is a deficient number, since it is larger than the sum of its proper divisors (29866183).

134143265 is an equidigital number, since it uses as much as digits as its factorization.

134143265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 506259.

The product of its digits is 8640, while the sum is 29.

The square root of 134143265 is about 11582.0233551828. The cubic root of 134143265 is about 511.9052978837.

Adding to 134143265 its reverse (562341431), we get a palindrome (696484696).

The spelling of 134143265 in words is "one hundred thirty-four million, one hundred forty-three thousand, two hundred sixty-five".