134544993 has 8 divisors (see below), whose sum is σ = 195701856. Its totient is φ = 81542400.

The previous prime is 134544983. The next prime is 134544997. The reversal of 134544993 is 399445431.

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

It is not a de Polignac number, because 134544993 - 2⁵ = 134544961 is a prime.

It is not an unprimeable number, because it can be changed into a prime (134544997) 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, 2038528 + ... + 2038593.

It is an arithmetic number, because the mean of its divisors is an integer number (24462732).

Almost surely, 2^134544993 is an apocalyptic number.

It is an amenable number.

134544993 is a deficient number, since it is larger than the sum of its proper divisors (61156863).

134544993 is a wasteful number, since it uses less digits than its factorization.

134544993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4077135.

The product of its digits is 233280, while the sum is 42.

The square root of 134544993 is about 11599.3531285154. The cubic root of 134544993 is about 512.4158011984.

The spelling of 134544993 in words is "one hundred thirty-four million, five hundred forty-four thousand, nine hundred ninety-three".