134637545 has 24 divisors (see below), whose sum is σ = 189838728. Its totient is φ = 91392000.

The previous prime is 134637527. The next prime is 134637577. The reversal of 134637545 is 545736431.

It can be written as a sum of positive squares in 4 ways, for example, as 60264169 + 74373376 = 7763^2 + 8624^2 .

It is not a de Polignac number, because 134637545 - 2¹⁰ = 134636521 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 134637499 and 134637508.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22025 + ... + 27465.

It is an arithmetic number, because the mean of its divisors is an integer number (7909947).

Almost surely, 2^134637545 is an apocalyptic number.

It is an amenable number.

134637545 is a deficient number, since it is larger than the sum of its proper divisors (55201183).

134637545 is a wasteful number, since it uses less digits than its factorization.

134637545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5561 (or 5554 counting only the distinct ones).

The product of its digits is 151200, while the sum is 38.

The square root of 134637545 is about 11603.3419754828. The cubic root of 134637545 is about 512.5332693056.

The spelling of 134637545 in words is "one hundred thirty-four million, six hundred thirty-seven thousand, five hundred forty-five".