134366985 has 32 divisors (see below), whose sum is σ = 239786880. Its totient is φ = 71388864.

The previous prime is 134366983. The next prime is 134366987. The reversal of 134366985 is 589663431.

It is an interprime number because it is at equal distance from previous prime (134366983) and next prime (134366987).

It is not a de Polignac number, because 134366985 - 2¹ = 134366983 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 134366985.

It is not an unprimeable number, because it can be changed into a prime (134366983) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 36447 + ... + 39963.

It is an arithmetic number, because the mean of its divisors is an integer number (7493340).

Almost surely, 2^134366985 is an apocalyptic number.

134366985 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

134366985 is a deficient number, since it is larger than the sum of its proper divisors (105419895).

134366985 is a wasteful number, since it uses less digits than its factorization.

134366985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3814 (or 3808 counting only the distinct ones).

The product of its digits is 466560, while the sum is 45.

The square root of 134366985 is about 11591.6774023435. The cubic root of 134366985 is about 512.1897197813.

The spelling of 134366985 in words is "one hundred thirty-four million, three hundred sixty-six thousand, nine hundred eighty-five".