134398479343481 has 8 divisors (see below), whose sum is σ = 139809629836800. Its totient is φ = 129039110194960.

The previous prime is 134398479343379. The next prime is 134398479343483. The reversal of 134398479343481 is 184343974893431.

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 134398479343481 - 2¹⁸ = 134398479081337 is a prime.

It is a super-3 number, since 3×134398479343481³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134398479343483) 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, 12945330905 + ... + 12945341286.

It is an arithmetic number, because the mean of its divisors is an integer number (17476203729600).

Almost surely, 2^{134398479343481} is an apocalyptic number.

It is an amenable number.

134398479343481 is a deficient number, since it is larger than the sum of its proper divisors (5411150493319).

134398479343481 is a wasteful number, since it uses less digits than its factorization.

134398479343481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25890672399.

The product of its digits is 752467968, while the sum is 71.

The spelling of 134398479343481 in words is "one hundred thirty-four trillion, three hundred ninety-eight billion, four hundred seventy-nine million, three hundred forty-three thousand, four hundred eighty-one".