134849853 has 20 divisors (see below), whose sum is σ = 203338080. Its totient is φ = 89053992.

The previous prime is 134849843. The next prime is 134849857. The reversal of 134849853 is 358948431.

It is not a de Polignac number, because 134849853 - 2⁴ = 134849837 is a prime.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 134849799 and 134849808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134849857) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 888 + ... + 16446.

It is an arithmetic number, because the mean of its divisors is an integer number (10166904).

Almost surely, 2^134849853 is an apocalyptic number.

It is an amenable number.

134849853 is a deficient number, since it is larger than the sum of its proper divisors (68488227).

134849853 is a wasteful number, since it uses less digits than its factorization.

134849853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15678 (or 15669 counting only the distinct ones).

The product of its digits is 414720, while the sum is 45.

The square root of 134849853 is about 11612.4869429421. The cubic root of 134849853 is about 512.8025299272.

The spelling of 134849853 in words is "one hundred thirty-four million, eight hundred forty-nine thousand, eight hundred fifty-three".