134493441 has 4 divisors (see below), whose sum is σ = 179324592. Its totient is φ = 89662292.

The previous prime is 134493433. The next prime is 134493467. The reversal of 134493441 is 144394431.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 144394431 = 3 ⋅48131477.

It is a cyclic number.

It is not a de Polignac number, because 134493441 - 2³ = 134493433 is a prime.

It is not an unprimeable number, because it can be changed into a prime (134493941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22415571 + ... + 22415576.

It is an arithmetic number, because the mean of its divisors is an integer number (44831148).

Almost surely, 2^134493441 is an apocalyptic number.

It is an amenable number.

134493441 is a deficient number, since it is larger than the sum of its proper divisors (44831151).

134493441 is an equidigital number, since it uses as much as digits as its factorization.

134493441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44831150.

The product of its digits is 20736, while the sum is 33.

The square root of 134493441 is about 11597.1307227262. The cubic root of 134493441 is about 512.3503474213.

The spelling of 134493441 in words is "one hundred thirty-four million, four hundred ninety-three thousand, four hundred forty-one".