134123201 has 8 divisors (see below), whose sum is σ = 137651904. Its totient is φ = 130637520.

The previous prime is 134123179. The next prime is 134123207. The reversal of 134123201 is 102321431.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-134123201 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 134123201.

It is not an unprimeable number, because it can be changed into a prime (134123207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4391 + ... + 16956.

It is an arithmetic number, because the mean of its divisors is an integer number (17206488).

Almost surely, 2^134123201 is an apocalyptic number.

It is an amenable number.

134123201 is a deficient number, since it is larger than the sum of its proper divisors (3528703).

134123201 is a wasteful number, since it uses less digits than its factorization.

134123201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21511.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 134123201 is about 11581.1571528928. The cubic root of 134123201 is about 511.8797744753.

Adding to 134123201 its reverse (102321431), we get a palindrome (236444632).

It can be divided in two parts, 1341 and 23201, that added together give a palindrome (24542).

The spelling of 134123201 in words is "one hundred thirty-four million, one hundred twenty-three thousand, two hundred one".