134445777 has 4 divisors (see below), whose sum is σ = 179261040. Its totient is φ = 89630516.

The previous prime is 134445761. The next prime is 134445781. The reversal of 134445777 is 777544431.

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 134445777 - 2⁴ = 134445761 is a prime.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (134445757) 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, 22407627 + ... + 22407632.

It is an arithmetic number, because the mean of its divisors is an integer number (44815260).

Almost surely, 2^134445777 is an apocalyptic number.

It is an amenable number.

134445777 is a deficient number, since it is larger than the sum of its proper divisors (44815263).

134445777 is an equidigital number, since it uses as much as digits as its factorization.

134445777 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44815262.

The product of its digits is 329280, while the sum is 42.

The square root of 134445777 is about 11595.0755495598. The cubic root of 134445777 is about 512.2898152194.

The spelling of 134445777 in words is "one hundred thirty-four million, four hundred forty-five thousand, seven hundred seventy-seven".