10321505243 has 8 divisors (see below), whose sum is σ = 11841906912. Its totient is φ = 8812578816.

The previous prime is 10321505213. The next prime is 10321505269. The reversal of 10321505243 is 34250512301.

It is a happy number.

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 10321505243 - 2⁶ = 10321505179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10321505213) 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, 2866880 + ... + 2870477.

It is an arithmetic number, because the mean of its divisors is an integer number (1480238364).

Almost surely, 2^10321505243 is an apocalyptic number.

10321505243 is a deficient number, since it is larger than the sum of its proper divisors (1520401669).

10321505243 is an equidigital number, since it uses as much as digits as its factorization.

10321505243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5737621.

The product of its (nonzero) digits is 3600, while the sum is 26.

The spelling of 10321505243 in words is "ten billion, three hundred twenty-one million, five hundred five thousand, two hundred forty-three".