134645461 has 4 divisors (see below), whose sum is σ = 134750572. Its totient is φ = 134540352.

The previous prime is 134645443. The next prime is 134645471. The reversal of 134645461 is 164546431.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 82719025 + 51926436 = 9095^2 + 7206^2 .

It is a cyclic number.

It is not a de Polignac number, because 134645461 - 2⁵ = 134645429 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134645471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50610 + ... + 53203.

It is an arithmetic number, because the mean of its divisors is an integer number (33687643).

Almost surely, 2^134645461 is an apocalyptic number.

It is an amenable number.

134645461 is a deficient number, since it is larger than the sum of its proper divisors (105111).

134645461 is a wasteful number, since it uses less digits than its factorization.

134645461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105110.

The product of its digits is 34560, while the sum is 34.

The square root of 134645461 is about 11603.6830790917. The cubic root of 134645461 is about 512.5433138883.

The spelling of 134645461 in words is "one hundred thirty-four million, six hundred forty-five thousand, four hundred sixty-one".