134366811 has 4 divisors (see below), whose sum is σ = 179155752. Its totient is φ = 89577872.

The previous prime is 134366809. The next prime is 134366821. The reversal of 134366811 is 118663431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 118663431 = 3 ⋅39554477.

It is a cyclic number.

It is not a de Polignac number, because 134366811 - 2¹ = 134366809 is a prime.

It is not an unprimeable number, because it can be changed into a prime (134366801) 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, 22394466 + ... + 22394471.

It is an arithmetic number, because the mean of its divisors is an integer number (44788938).

Almost surely, 2^134366811 is an apocalyptic number.

134366811 is a deficient number, since it is larger than the sum of its proper divisors (44788941).

134366811 is an equidigital number, since it uses as much as digits as its factorization.

134366811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44788940.

The product of its digits is 10368, while the sum is 33.

The square root of 134366811 is about 11591.6698969562. The cubic root of 134366811 is about 512.1894986926.

The spelling of 134366811 in words is "one hundred thirty-four million, three hundred sixty-six thousand, eight hundred eleven".