4398653923 has 2 divisors, whose sum is σ = 4398653924. Its totient is φ = 4398653922.

The previous prime is 4398653887. The next prime is 4398653969. The reversal of 4398653923 is 3293568934.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4398653923 - 2¹⁷ = 4398522851 is a prime.

It is not a weakly prime, because it can be changed into another prime (4398653123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2199326961 + 2199326962.

It is an arithmetic number, because the mean of its divisors is an integer number (2199326962).

Almost surely, 2^4398653923 is an apocalyptic number.

4398653923 is a deficient number, since it is larger than the sum of its proper divisors (1).

4398653923 is an equidigital number, since it uses as much as digits as its factorization.

4398653923 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4199040, while the sum is 52.

The square root of 4398653923 is about 66322.3485938187. The cubic root of 4398653923 is about 1638.4754227160.

The spelling of 4398653923 in words is "four billion, three hundred ninety-eight million, six hundred fifty-three thousand, nine hundred twenty-three".