134121457340 has 48 divisors (see below), whose sum is σ = 303424675680. Its totient is φ = 49504815360.

The previous prime is 134121457319. The next prime is 134121457343. The reversal of 134121457340 is 43754121431.

It is a self number, because there is not a number n which added to its sum of digits gives 134121457340.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134121457343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 685646 + ... + 859274.

It is an arithmetic number, because the mean of its divisors is an integer number (6321347410).

Almost surely, 2^134121457340 is an apocalyptic number.

134121457340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134121457340 is an abundant number, since it is smaller than the sum of its proper divisors (169303218340).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

134121457340 is a wasteful number, since it uses less digits than its factorization.

134121457340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176622 (or 176620 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 35.

Adding to 134121457340 its reverse (43754121431), we get a palindrome (177875578771).

The spelling of 134121457340 in words is "one hundred thirty-four billion, one hundred twenty-one million, four hundred fifty-seven thousand, three hundred forty".