12723284235 has 16 divisors (see below), whose sum is σ = 20366408736. Its totient is φ = 6782700288.

The previous prime is 12723284227. The next prime is 12723284243. The reversal of 12723284235 is 53248232721.

It is an interprime number because it is at equal distance from previous prime (12723284227) and next prime (12723284243).

It is not a de Polignac number, because 12723284235 - 2³ = 12723284227 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12723284193 and 12723284202.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 156034 + ... + 223143.

It is an arithmetic number, because the mean of its divisors is an integer number (1272900546).

Almost surely, 2^12723284235 is an apocalyptic number.

12723284235 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12723284235 is a deficient number, since it is larger than the sum of its proper divisors (7643124501).

12723284235 is a wasteful number, since it uses less digits than its factorization.

12723284235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 381422.

The product of its digits is 161280, while the sum is 39.

The spelling of 12723284235 in words is "twelve billion, seven hundred twenty-three million, two hundred eighty-four thousand, two hundred thirty-five".