134243465 has 16 divisors (see below), whose sum is σ = 167060880. Its totient is φ = 103434240.

The previous prime is 134243449. The next prime is 134243489. The reversal of 134243465 is 564342431.

It can be written as a sum of positive squares in 8 ways, for example, as 3644281 + 130599184 = 1909^2 + 11428^2 .

It is not a de Polignac number, because 134243465 - 2⁴ = 134243449 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74657 + ... + 76433.

It is an arithmetic number, because the mean of its divisors is an integer number (10441305).

Almost surely, 2^134243465 is an apocalyptic number.

It is an amenable number.

134243465 is a deficient number, since it is larger than the sum of its proper divisors (32817415).

134243465 is a wasteful number, since it uses less digits than its factorization.

134243465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2332.

The product of its digits is 34560, while the sum is 32.

The square root of 134243465 is about 11586.3482167592. The cubic root of 134243465 is about 512.0327241962.

Adding to 134243465 its reverse (564342431), we get a palindrome (698585896).

The spelling of 134243465 in words is "one hundred thirty-four million, two hundred forty-three thousand, four hundred sixty-five".