134540545 has 8 divisors (see below), whose sum is σ = 161801640. Its totient is φ = 107397120.

The previous prime is 134540531. The next prime is 134540551. The reversal of 134540545 is 545045431.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 8225424 + 126315121 = 2868^2 + 11239^2 .

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

It is not a de Polignac number, because 134540545 - 2²³ = 126151937 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26880 + ... + 31489.

It is an arithmetic number, because the mean of its divisors is an integer number (20225205).

Almost surely, 2^134540545 is an apocalyptic number.

It is an amenable number.

134540545 is a deficient number, since it is larger than the sum of its proper divisors (27261095).

134540545 is an equidigital number, since it uses as much as digits as its factorization.

134540545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58835.

The product of its (nonzero) digits is 24000, while the sum is 31.

The square root of 134540545 is about 11599.1613921007. The cubic root of 134540545 is about 512.4101543870.

Adding to 134540545 its reverse (545045431), we get a palindrome (679585976).

The spelling of 134540545 in words is "one hundred thirty-four million, five hundred forty thousand, five hundred forty-five".