134786899 has 8 divisors (see below), whose sum is σ = 145959632. Its totient is φ = 123729120.

The previous prime is 134786891. The next prime is 134786903. The reversal of 134786899 is 998687431.

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 134786899 - 2³ = 134786891 is a prime.

It is not an unprimeable number, because it can be changed into a prime (134786891) 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, 26289 + ... + 30994.

It is an arithmetic number, because the mean of its divisors is an integer number (18244954).

Almost surely, 2^134786899 is an apocalyptic number.

134786899 is a deficient number, since it is larger than the sum of its proper divisors (11172733).

134786899 is a wasteful number, since it uses less digits than its factorization.

134786899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57477.

The product of its digits is 2612736, while the sum is 55.

The square root of 134786899 is about 11609.7760098979. The cubic root of 134786899 is about 512.7227177145.

The spelling of 134786899 in words is "one hundred thirty-four million, seven hundred eighty-six thousand, eight hundred ninety-nine".