134397 has 12 divisors (see below), whose sum is σ = 197340. Its totient is φ = 88128.

The previous prime is 134371. The next prime is 134399. The reversal of 134397 is 793431.

It can be written as a sum of positive squares in 2 ways, for example, as 86436 + 47961 = 294^2 + 219^2 .

It is not a de Polignac number, because 134397 - 2⁶ = 134333 is a prime.

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

Its product of digits (2268) is a multiple of the sum of its prime factors (252).

It is a self number, because there is not a number n which added to its sum of digits gives 134397.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134399) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 913 + ... + 1049.

It is an arithmetic number, because the mean of its divisors is an integer number (16445).

2¹³⁴³⁹⁷ is an apocalyptic number.

It is an amenable number.

134397 is a deficient number, since it is larger than the sum of its proper divisors (62943).

134397 is a wasteful number, since it uses less digits than its factorization.

134397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252 (or 249 counting only the distinct ones).

The product of its digits is 2268, while the sum is 27.

The square root of 134397 is about 366.6019639882. The cubic root of 134397 is about 51.2227854719. Note that the first 3 decimals are identical.

The spelling of 134397 in words is "one hundred thirty-four thousand, three hundred ninety-seven".