134244403 has 4 divisors (see below), whose sum is σ = 134270080. Its totient is φ = 134218728.

The previous prime is 134244379. The next prime is 134244413. The reversal of 134244403 is 304442431.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 134244403 - 2⁵ = 134244371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134244413) 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, 1875 + ... + 16492.

It is an arithmetic number, because the mean of its divisors is an integer number (33567520).

Almost surely, 2^134244403 is an apocalyptic number.

134244403 is a deficient number, since it is larger than the sum of its proper divisors (25677).

134244403 is an equidigital number, since it uses as much as digits as its factorization.

134244403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25676.

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 134244403 is about 11586.3886953615. The cubic root of 134244403 is about 512.0339167697.

Adding to 134244403 its reverse (304442431), we get a palindrome (438686834).

The spelling of 134244403 in words is "one hundred thirty-four million, two hundred forty-four thousand, four hundred three".