134403445 has 32 divisors (see below), whose sum is σ = 192347136. Its totient is φ = 89011200.

The previous prime is 134403391. The next prime is 134403469. The reversal of 134403445 is 544304431.

It is not a de Polignac number, because 134403445 - 2⁷ = 134403317 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26667 + ... + 31303.

It is an arithmetic number, because the mean of its divisors is an integer number (6010848).

Almost surely, 2^134403445 is an apocalyptic number.

134403445 is the 5797-th decagonal number.

It is an amenable number.

134403445 is a deficient number, since it is larger than the sum of its proper divisors (57943691).

134403445 is a wasteful number, since it uses less digits than its factorization.

134403445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4701.

The product of its (nonzero) digits is 11520, while the sum is 28.

The square root of 134403445 is about 11593.2499757402. The cubic root of 134403445 is about 512.2360425402.

Adding to 134403445 its reverse (544304431), we get a palindrome (678707876).

The spelling of 134403445 in words is "one hundred thirty-four million, four hundred three thousand, four hundred forty-five".