134220893 has 4 divisors (see below), whose sum is σ = 140056608. Its totient is φ = 128385180.

The previous prime is 134220887. The next prime is 134220901. The reversal of 134220893 is 398022431.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 134220893 - 2⁸ = 134220637 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134220803) 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, 2917823 + ... + 2917868.

It is an arithmetic number, because the mean of its divisors is an integer number (35014152).

Almost surely, 2^134220893 is an apocalyptic number.

It is an amenable number.

134220893 is a deficient number, since it is larger than the sum of its proper divisors (5835715).

134220893 is an equidigital number, since it uses as much as digits as its factorization.

134220893 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5835714.

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 134220893 is about 11585.3740984053. The cubic root of 134220893 is about 512.0040244740.

The spelling of 134220893 in words is "one hundred thirty-four million, two hundred twenty thousand, eight hundred ninety-three".