134730021455 has 8 divisors (see below), whose sum is σ = 161742111552. Its totient is φ = 107739959968.

The previous prime is 134730021449. The next prime is 134730021473. The reversal of 134730021455 is 554120037431.

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 134730021455 - 2¹⁰ = 134730020431 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5493692 + ... + 5518161.

It is an arithmetic number, because the mean of its divisors is an integer number (20217763944).

Almost surely, 2^134730021455 is an apocalyptic number.

134730021455 is a deficient number, since it is larger than the sum of its proper divisors (27012090097).

134730021455 is a wasteful number, since it uses less digits than its factorization.

134730021455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11014305.

The product of its (nonzero) digits is 50400, while the sum is 35.

Adding to 134730021455 its reverse (554120037431), we get a palindrome (688850058886).

The spelling of 134730021455 in words is "one hundred thirty-four billion, seven hundred thirty million, twenty-one thousand, four hundred fifty-five".