134042545 has 32 divisors (see below), whose sum is σ = 200971008. Its totient is φ = 83559168.

The previous prime is 134042537. The next prime is 134042609. The reversal of 134042545 is 545240431.

It is not a de Polignac number, because 134042545 - 2³ = 134042537 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28287 + ... + 32683.

It is an arithmetic number, because the mean of its divisors is an integer number (6280344).

Almost surely, 2^134042545 is an apocalyptic number.

It is an amenable number.

134042545 is a deficient number, since it is larger than the sum of its proper divisors (66928463).

134042545 is a wasteful number, since it uses less digits than its factorization.

134042545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4489.

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 134042545 is about 11577.6744210571. The cubic root of 134042545 is about 511.7771463108. Note that the first 3 decimals are identical.

Adding to 134042545 its reverse (545240431), we get a palindrome (679282976).

The spelling of 134042545 in words is "one hundred thirty-four million, forty-two thousand, five hundred forty-five".