134156611 has 4 divisors (see below), whose sum is σ = 134960112. Its totient is φ = 133353112.

The previous prime is 134156609. The next prime is 134156641. The reversal of 134156611 is 116651431.

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 134156611 - 2¹ = 134156609 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 134156611.

It is not an unprimeable number, because it can be changed into a prime (134156641) 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, 401500 + ... + 401833.

It is an arithmetic number, because the mean of its divisors is an integer number (33740028).

Almost surely, 2^134156611 is an apocalyptic number.

134156611 is a deficient number, since it is larger than the sum of its proper divisors (803501).

134156611 is an equidigital number, since it uses as much as digits as its factorization.

134156611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 803500.

The product of its digits is 2160, while the sum is 28.

The square root of 134156611 is about 11582.5994923420. The cubic root of 134156611 is about 511.9222739168.

The spelling of 134156611 in words is "one hundred thirty-four million, one hundred fifty-six thousand, six hundred eleven".