134320456 has 8 divisors (see below), whose sum is σ = 251850870. Its totient is φ = 67160224.

The previous prime is 134320453. The next prime is 134320541. The reversal of 134320456 is 654023431.

It can be written as a sum of positive squares in only one way, i.e., 87123556 + 47196900 = 9334^2 + 6870^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (134320453) by changing a digit.

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 as a sum of consecutive naturals, namely, 8395021 + ... + 8395036.

Almost surely, 2^134320456 is an apocalyptic number.

It is an amenable number.

134320456 is a deficient number, since it is larger than the sum of its proper divisors (117530414).

134320456 is a wasteful number, since it uses less digits than its factorization.

134320456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16790063 (or 16790059 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 134320456 is about 11589.6702282679. The cubic root of 134320456 is about 512.1305920949.

Adding to 134320456 its reverse (654023431), we get a palindrome (788343887).

The spelling of 134320456 in words is "one hundred thirty-four million, three hundred twenty thousand, four hundred fifty-six".