134642061 has 32 divisors (see below), whose sum is σ = 203934720. Its totient is φ = 87774192.

The previous prime is 134642051. The next prime is 134642089. The reversal of 134642061 is 160246431.

134642061 is a `hidden beast` number, since 13 + 4 + 642 + 0 + 6 + 1 = 666.

It is not a de Polignac number, because 134642061 - 2⁵ = 134642029 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134642051) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 475626 + ... + 475908.

It is an arithmetic number, because the mean of its divisors is an integer number (6372960).

Almost surely, 2^134642061 is an apocalyptic number.

It is an amenable number.

134642061 is a deficient number, since it is larger than the sum of its proper divisors (69292659).

134642061 is a wasteful number, since it uses less digits than its factorization.

134642061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 622 (or 616 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 134642061 is about 11603.5365729591. The cubic root of 134642061 is about 512.5389996893.

Adding to 134642061 its reverse (160246431), we get a palindrome (294888492).

The spelling of 134642061 in words is "one hundred thirty-four million, six hundred forty-two thousand, sixty-one".