134044145 has 16 divisors (see below), whose sum is σ = 172102080. Its totient is φ = 99921600.

The previous prime is 134044139. The next prime is 134044147. The reversal of 134044145 is 541440431.

It is a happy number.

It is not a de Polignac number, because 134044145 - 2¹⁶ = 133978609 is a prime.

It is not an unprimeable number, because it can be changed into a prime (134044147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5771 + ... + 17360.

It is an arithmetic number, because the mean of its divisors is an integer number (10756380).

Almost surely, 2^134044145 is an apocalyptic number.

It is an amenable number.

134044145 is a deficient number, since it is larger than the sum of its proper divisors (38057935).

134044145 is a wasteful number, since it uses less digits than its factorization.

134044145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23216.

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 134044145 is about 11577.7435193564. The cubic root of 134044145 is about 511.7791825802.

Adding to 134044145 its reverse (541440431), we get a palindrome (675484576).

The spelling of 134044145 in words is "one hundred thirty-four million, forty-four thousand, one hundred forty-five".