4221514823 has 2 divisors, whose sum is σ = 4221514824. Its totient is φ = 4221514822.

The previous prime is 4221514813. The next prime is 4221514831. The reversal of 4221514823 is 3284151224.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4221514823 - 2⁸ = 4221514567 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4221514823.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4221514813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2110757411 + 2110757412.

It is an arithmetic number, because the mean of its divisors is an integer number (2110757412).

Almost surely, 2^4221514823 is an apocalyptic number.

4221514823 is a deficient number, since it is larger than the sum of its proper divisors (1).

4221514823 is an equidigital number, since it uses as much as digits as its factorization.

4221514823 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15360, while the sum is 32.

The square root of 4221514823 is about 64973.1854152157. The cubic root of 4221514823 is about 1616.1789259565.

The spelling of 4221514823 in words is "four billion, two hundred twenty-one million, five hundred fourteen thousand, eight hundred twenty-three".