134420268 has 12 divisors (see below), whose sum is σ = 313647320. Its totient is φ = 44806752.

The previous prime is 134420267. The next prime is 134420311. The reversal of 134420268 is 862024431.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (134420267) 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, 5600833 + ... + 5600856.

Almost surely, 2^134420268 is an apocalyptic number.

It is an amenable number.

134420268 is an abundant number, since it is smaller than the sum of its proper divisors (179227052).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

134420268 is a wasteful number, since it uses less digits than its factorization.

134420268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11201696 (or 11201694 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 30.

The square root of 134420268 is about 11593.9755045455. The cubic root of 134420268 is about 512.2574134890.

Adding to 134420268 its reverse (862024431), we get a palindrome (996444699).

It can be divided in two parts, 1344 and 20268, that added together give a palindrome (21612).

The spelling of 134420268 in words is "one hundred thirty-four million, four hundred twenty thousand, two hundred sixty-eight".