134232401 has 4 divisors (see below), whose sum is σ = 137506404. Its totient is φ = 130958400.

The previous prime is 134232367. The next prime is 134232407. The reversal of 134232401 is 104232431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 104232431 = 151 ⋅690281.

It can be written as a sum of positive squares in 2 ways, for example, as 19228225 + 115004176 = 4385^2 + 10724^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-134232401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134232407) 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, 1636940 + ... + 1637021.

It is an arithmetic number, because the mean of its divisors is an integer number (34376601).

Almost surely, 2^134232401 is an apocalyptic number.

It is an amenable number.

134232401 is a deficient number, since it is larger than the sum of its proper divisors (3274003).

134232401 is an equidigital number, since it uses as much as digits as its factorization.

134232401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3274002.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 134232401 is about 11585.8707484591. The cubic root of 134232401 is about 512.0186570045.

Adding to 134232401 its reverse (104232431), we get a palindrome (238464832).

The spelling of 134232401 in words is "one hundred thirty-four million, two hundred thirty-two thousand, four hundred one".