134568889001 has 4 divisors (see below), whose sum is σ = 134610722772. Its totient is φ = 134527055232.

The previous prime is 134568888989. The next prime is 134568889019. The reversal of 134568889001 is 100988865431.

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

It can be written as a sum of positive squares in 2 ways, for example, as 130555032976 + 4013856025 = 361324^2 + 63355^2 .

It is a cyclic number.

It is not a de Polignac number, because 134568889001 - 2²⁶ = 134501780137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134568889501) 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, 20912060 + ... + 20918493.

It is an arithmetic number, because the mean of its divisors is an integer number (33652680693).

Almost surely, 2^134568889001 is an apocalyptic number.

It is an amenable number.

134568889001 is a deficient number, since it is larger than the sum of its proper divisors (41833771).

134568889001 is an equidigital number, since it uses as much as digits as its factorization.

134568889001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41833770.

The product of its (nonzero) digits is 1658880, while the sum is 53.

The spelling of 134568889001 in words is "one hundred thirty-four billion, five hundred sixty-eight million, eight hundred eighty-nine thousand, one".