103134321 has 6 divisors (see below), whose sum is σ = 148971810. Its totient is φ = 68756208.

The previous prime is 103134319. The next prime is 103134329. The reversal of 103134321 is 123431301.

It can be written as a sum of positive squares in only one way, i.e., 102819600 + 314721 = 10140^2 + 561^2 .

It is not a de Polignac number, because 103134321 - 2¹ = 103134319 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 103134294 and 103134303.

It is not an unprimeable number, because it can be changed into a prime (103134329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5729676 + ... + 5729693.

It is an arithmetic number, because the mean of its divisors is an integer number (24828635).

Almost surely, 2^103134321 is an apocalyptic number.

It is an amenable number.

103134321 is a deficient number, since it is larger than the sum of its proper divisors (45837489).

103134321 is a wasteful number, since it uses less digits than its factorization.

103134321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11459375 (or 11459372 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 103134321 is about 10155.5069297401. The cubic root of 103134321 is about 468.9584919992.

Adding to 103134321 its reverse (123431301), we get a palindrome (226565622).

The spelling of 103134321 in words is "one hundred three million, one hundred thirty-four thousand, three hundred twenty-one".