134489263 has 8 divisors (see below), whose sum is σ = 137075328. Its totient is φ = 131928024.

The previous prime is 134489233. The next prime is 134489273. The reversal of 134489263 is 362984431.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 134489263 - 2¹³ = 134481071 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134489203) 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, 4920 + ... + 17122.

It is an arithmetic number, because the mean of its divisors is an integer number (17134416).

Almost surely, 2^134489263 is an apocalyptic number.

134489263 is a deficient number, since it is larger than the sum of its proper divisors (2586065).

134489263 is a wasteful number, since it uses less digits than its factorization.

134489263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12413.

The product of its digits is 124416, while the sum is 40.

The square root of 134489263 is about 11596.9505905647. The cubic root of 134489263 is about 512.3450420278.

The spelling of 134489263 in words is "one hundred thirty-four million, four hundred eighty-nine thousand, two hundred sixty-three".