134381767 has 4 divisors (see below), whose sum is σ = 144718840. Its totient is φ = 124044696.

The previous prime is 134381761. The next prime is 134381803. The reversal of 134381767 is 767183431.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 134381767 - 2¹⁵ = 134348999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134381761) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5168517 + ... + 5168542.

It is an arithmetic number, because the mean of its divisors is an integer number (36179710).

Almost surely, 2^134381767 is an apocalyptic number.

134381767 is a deficient number, since it is larger than the sum of its proper divisors (10337073).

134381767 is a wasteful number, since it uses less digits than its factorization.

134381767 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10337072.

The product of its digits is 84672, while the sum is 40.

The square root of 134381767 is about 11592.3149974455. The cubic root of 134381767 is about 512.2085014555.

The spelling of 134381767 in words is "one hundred thirty-four million, three hundred eighty-one thousand, seven hundred sixty-seven".