134322403 has 16 divisors (see below), whose sum is σ = 141635520. Its totient is φ = 127217664.

The previous prime is 134322373. The next prime is 134322407. The reversal of 134322403 is 304223431.

It is a happy number.

It is not a de Polignac number, because 134322403 - 2¹⁷ = 134191331 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134322407) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 576375 + ... + 576607.

It is an arithmetic number, because the mean of its divisors is an integer number (8852220).

Almost surely, 2^134322403 is an apocalyptic number.

134322403 is a deficient number, since it is larger than the sum of its proper divisors (7313117).

134322403 is a wasteful number, since it uses less digits than its factorization.

134322403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 558.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 134322403 is about 11589.7542251766. The cubic root of 134322403 is about 512.1330665590.

Adding to 134322403 its reverse (304223431), we get a palindrome (438545834).

The spelling of 134322403 in words is "one hundred thirty-four million, three hundred twenty-two thousand, four hundred three".