134403442 has 8 divisors (see below), whose sum is σ = 205409196. Its totient is φ = 65933712.

The previous prime is 134403391. The next prime is 134403469. The reversal of 134403442 is 244304431.

It can be written as a sum of positive squares in 2 ways, for example, as 103612041 + 30791401 = 10179^2 + 5549^2 .

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

It is a super-3 number, since 3×134403442³ (a number of 25 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 633873 + ... + 634084.

Almost surely, 2^134403442 is an apocalyptic number.

134403442 is a deficient number, since it is larger than the sum of its proper divisors (71005754).

134403442 is a wasteful number, since it uses less digits than its factorization.

134403442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1268012.

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

The square root of 134403442 is about 11593.2498463546. The cubic root of 134403442 is about 512.2360387290.

Adding to 134403442 its reverse (244304431), we get a palindrome (378707873).

The spelling of 134403442 in words is "one hundred thirty-four million, four hundred three thousand, four hundred forty-two".