134420201 has 8 divisors (see below), whose sum is σ = 135774600. Its totient is φ = 133072128.

The previous prime is 134420197. The next prime is 134420203. The reversal of 134420201 is 102024431.

It can be written as a sum of positive squares in 4 ways, for example, as 9517225 + 124902976 = 3085^2 + 11176^2 .

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 134420201 - 2² = 134420197 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 134420201.

It is not an unprimeable number, because it can be changed into a prime (134420203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48875 + ... + 51551.

It is an arithmetic number, because the mean of its divisors is an integer number (16971825).

Almost surely, 2^134420201 is an apocalyptic number.

It is an amenable number.

134420201 is a deficient number, since it is larger than the sum of its proper divisors (1354399).

134420201 is a wasteful number, since it uses less digits than its factorization.

134420201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3163.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 134420201 is about 11593.9726151134. The cubic root of 134420201 is about 512.2573283797.

Adding to 134420201 its reverse (102024431), we get a palindrome (236444632).

The spelling of 134420201 in words is "one hundred thirty-four million, four hundred twenty thousand, two hundred one".