134236091 has 8 divisors (see below), whose sum is σ = 150011568. Its totient is φ = 119056000.

The previous prime is 134236087. The next prime is 134236117. The reversal of 134236091 is 190632431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 134236091 - 2² = 134236087 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134236021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 148370 + ... + 149271.

It is an arithmetic number, because the mean of its divisors is an integer number (18751446).

Almost surely, 2^134236091 is an apocalyptic number.

134236091 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

134236091 is a deficient number, since it is larger than the sum of its proper divisors (15775477).

134236091 is a wasteful number, since it uses less digits than its factorization.

134236091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297693.

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 134236091 is about 11586.0299930563. The cubic root of 134236091 is about 512.0233486972.

The spelling of 134236091 in words is "one hundred thirty-four million, two hundred thirty-six thousand, ninety-one".