134974113381 has 12 divisors (see below), whose sum is σ = 194968077408. Its totient is φ = 89980218024.

The previous prime is 134974113311. The next prime is 134974113403. The reversal of 134974113381 is 183311479431.

134974113381 is a `hidden beast` number, since 13 + 497 + 4 + 113 + 38 + 1 = 666.

It is not a de Polignac number, because 134974113381 - 2⁹ = 134974112869 is a prime.

It is a super-2 number, since 2×134974113381² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134974113311) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 163216 + ... + 544598.

It is an arithmetic number, because the mean of its divisors is an integer number (16247339784).

Almost surely, 2^134974113381 is an apocalyptic number.

It is an amenable number.

134974113381 is a deficient number, since it is larger than the sum of its proper divisors (59993964027).

134974113381 is a wasteful number, since it uses less digits than its factorization.

134974113381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 420712 (or 420709 counting only the distinct ones).

The product of its digits is 217728, while the sum is 45.

The spelling of 134974113381 in words is "one hundred thirty-four billion, nine hundred seventy-four million, one hundred thirteen thousand, three hundred eighty-one".