134412545 has 4 divisors (see below), whose sum is σ = 161295060. Its totient is φ = 107530032.

The previous prime is 134412511. The next prime is 134412563. The reversal of 134412545 is 545214431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 545214431 = 349 ⋅1562219.

It can be written as a sum of positive squares in 2 ways, for example, as 16711744 + 117700801 = 4088^2 + 10849^2 .

It is a cyclic number.

It is not a de Polignac number, because 134412545 - 2¹⁰ = 134411521 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13441250 + ... + 13441259.

It is an arithmetic number, because the mean of its divisors is an integer number (40323765).

Almost surely, 2^134412545 is an apocalyptic number.

It is an amenable number.

134412545 is a deficient number, since it is larger than the sum of its proper divisors (26882515).

134412545 is an equidigital number, since it uses as much as digits as its factorization.

134412545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26882514.

The product of its digits is 9600, while the sum is 29.

The square root of 134412545 is about 11593.6424388541. The cubic root of 134412545 is about 512.2476028658.

Adding to 134412545 its reverse (545214431), we get a palindrome (679626976).

The spelling of 134412545 in words is "one hundred thirty-four million, four hundred twelve thousand, five hundred forty-five".