134444577 has 4 divisors (see below), whose sum is σ = 179259440. Its totient is φ = 89629716.

The previous prime is 134444543. The next prime is 134444621. The reversal of 134444577 is 775444431.

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 not a de Polignac number, because 134444577 - 2¹⁰ = 134443553 is a prime.

It is a Duffinian number.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (134444507) 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, 22407427 + ... + 22407432.

It is an arithmetic number, because the mean of its divisors is an integer number (44814860).

Almost surely, 2^134444577 is an apocalyptic number.

It is an amenable number.

134444577 is a deficient number, since it is larger than the sum of its proper divisors (44814863).

134444577 is an equidigital number, since it uses as much as digits as its factorization.

134444577 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44814862.

The product of its digits is 188160, while the sum is 39.

The square root of 134444577 is about 11595.0238033391. The cubic root of 134444577 is about 512.2882910619.

The spelling of 134444577 in words is "one hundred thirty-four million, four hundred forty-four thousand, five hundred seventy-seven".