134668401 has 8 divisors (see below), whose sum is σ = 205209024. Its totient is φ = 76953360.

The previous prime is 134668379. The next prime is 134668403. The reversal of 134668401 is 104866431.

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

It is not a de Polignac number, because 134668401 - 2⁶ = 134668337 is a prime.

It is not an unprimeable number, because it can be changed into a prime (134668403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3206370 + ... + 3206411.

It is an arithmetic number, because the mean of its divisors is an integer number (25651128).

Almost surely, 2^134668401 is an apocalyptic number.

It is an amenable number.

134668401 is a deficient number, since it is larger than the sum of its proper divisors (70540623).

134668401 is an equidigital number, since it uses as much as digits as its factorization.

134668401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6412791.

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 134668401 is about 11604.6715162472. The cubic root of 134668401 is about 512.5724201447.

The spelling of 134668401 in words is "one hundred thirty-four million, six hundred sixty-eight thousand, four hundred one".