4251673243 has 4 divisors (see below), whose sum is σ = 4292951728. Its totient is φ = 4210394760.

The previous prime is 4251673199. The next prime is 4251673247. The reversal of 4251673243 is 3423761524.

4251673243 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4251673243 - 2²¹ = 4249576091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4251673247) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20639088 + ... + 20639293.

It is an arithmetic number, because the mean of its divisors is an integer number (1073237932).

Almost surely, 2^4251673243 is an apocalyptic number.

4251673243 is a deficient number, since it is larger than the sum of its proper divisors (41278485).

4251673243 is a wasteful number, since it uses less digits than its factorization.

4251673243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41278484.

The product of its digits is 120960, while the sum is 37.

The square root of 4251673243 is about 65204.8559771433. The cubic root of 4251673243 is about 1620.0184475621.

The spelling of 4251673243 in words is "four billion, two hundred fifty-one million, six hundred seventy-three thousand, two hundred forty-three".