134242221461 has 8 divisors (see below), whose sum is σ = 137415833280. Its totient is φ = 131070959712.

The previous prime is 134242221433. The next prime is 134242221467. The reversal of 134242221461 is 164122242431.

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

It is a cyclic number.

It is not a de Polignac number, because 134242221461 - 2³⁰ = 133168479637 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134242221467) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 471656 + ... + 700673.

It is an arithmetic number, because the mean of its divisors is an integer number (17176979160).

Almost surely, 2^134242221461 is an apocalyptic number.

It is an amenable number.

134242221461 is a deficient number, since it is larger than the sum of its proper divisors (3173611819).

134242221461 is a wasteful number, since it uses less digits than its factorization.

134242221461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1175035.

The product of its digits is 18432, while the sum is 32.

Adding to 134242221461 its reverse (164122242431), we get a palindrome (298364463892).

The spelling of 134242221461 in words is "one hundred thirty-four billion, two hundred forty-two million, two hundred twenty-one thousand, four hundred sixty-one".