134445111 has 8 divisors (see below), whose sum is σ = 179389824. Its totient is φ = 89565240.

The previous prime is 134445053. The next prime is 134445119. The reversal of 134445111 is 111544431.

It is a happy number.

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

It is not a de Polignac number, because 134445111 - 2¹⁷ = 134314039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134445119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11145 + ... + 19826.

It is an arithmetic number, because the mean of its divisors is an integer number (22423728).

Almost surely, 2^134445111 is an apocalyptic number.

134445111 is a deficient number, since it is larger than the sum of its proper divisors (44944713).

134445111 is a wasteful number, since it uses less digits than its factorization.

134445111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32421.

The product of its digits is 960, while the sum is 24.

The square root of 134445111 is about 11595.0468304358. The cubic root of 134445111 is about 512.2889693131.

Adding to 134445111 its reverse (111544431), we get a palindrome (245989542).

The spelling of 134445111 in words is "one hundred thirty-four million, four hundred forty-five thousand, one hundred eleven".