134663849 has 8 divisors (see below), whose sum is σ = 146640000. Its totient is φ = 123176592.

The previous prime is 134663813. The next prime is 134663857. The reversal of 134663849 is 948366431.

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 134663849 - 2⁸ = 134663593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134663869) 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, 121649 + ... + 122750.

It is an arithmetic number, because the mean of its divisors is an integer number (18330000).

Almost surely, 2^134663849 is an apocalyptic number.

134663849 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

134663849 is a deficient number, since it is larger than the sum of its proper divisors (11976151).

134663849 is a wasteful number, since it uses less digits than its factorization.

134663849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244447.

The product of its digits is 373248, while the sum is 44.

The square root of 134663849 is about 11604.4753866773. The cubic root of 134663849 is about 512.5666448331.

The spelling of 134663849 in words is "one hundred thirty-four million, six hundred sixty-three thousand, eight hundred forty-nine".