15703543231323 has 8 divisors (see below), whose sum is σ = 20961932283408. Its totient is φ = 10457091500064.

The previous prime is 15703543231319. The next prime is 15703543231367. The reversal of 15703543231323 is 32313234530751.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 15703543231323 - 2² = 15703543231319 is a prime.

It is not an unprimeable number, because it can be changed into a prime (15703543231223) 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, 2984327136 + ... + 2984332397.

It is an arithmetic number, because the mean of its divisors is an integer number (2620241535426).

Almost surely, 2^{15703543231323} is an apocalyptic number.

15703543231323 is a deficient number, since it is larger than the sum of its proper divisors (5258389052085).

15703543231323 is an equidigital number, since it uses as much as digits as its factorization.

15703543231323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5968660413.

The product of its (nonzero) digits is 680400, while the sum is 42.

The spelling of 15703543231323 in words is "fifteen trillion, seven hundred three billion, five hundred forty-three million, two hundred thirty-one thousand, three hundred twenty-three".