134551030321 has 16 divisors (see below), whose sum is σ = 140048592640. Its totient is φ = 129154072320.

The previous prime is 134551030303. The next prime is 134551030337. The reversal of 134551030321 is 123030155431.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-134551030321 is a prime.

It is a super-2 number, since 2×134551030321² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 134551030321.

It is not an unprimeable number, because it can be changed into a prime (134551037321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3773386 + ... + 3808876.

It is an arithmetic number, because the mean of its divisors is an integer number (8753037040).

Almost surely, 2^134551030321 is an apocalyptic number.

It is an amenable number.

134551030321 is a deficient number, since it is larger than the sum of its proper divisors (5497562319).

134551030321 is a wasteful number, since it uses less digits than its factorization.

134551030321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36904.

The product of its (nonzero) digits is 5400, while the sum is 28.

Adding to 134551030321 its reverse (123030155431), we get a palindrome (257581185752).

The spelling of 134551030321 in words is "one hundred thirty-four billion, five hundred fifty-one million, thirty thousand, three hundred twenty-one".