134648443 has 8 divisors (see below), whose sum is σ = 137415600. Its totient is φ = 131897568.

The previous prime is 134648431. The next prime is 134648471. The reversal of 134648443 is 344846431.

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

It is not a de Polignac number, because 134648443 - 2²¹ = 132551291 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134648413) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13393 + ... + 21181.

It is an arithmetic number, because the mean of its divisors is an integer number (17176950).

Almost surely, 2^134648443 is an apocalyptic number.

134648443 is a deficient number, since it is larger than the sum of its proper divisors (2767157).

134648443 is an equidigital number, since it uses as much as digits as its factorization.

134648443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8141.

The product of its digits is 110592, while the sum is 37.

The square root of 134648443 is about 11603.8115720654. The cubic root of 134648443 is about 512.5470976348.

The spelling of 134648443 in words is "one hundred thirty-four million, six hundred forty-eight thousand, four hundred forty-three".