4221415057 has 2 divisors, whose sum is σ = 4221415058. Its totient is φ = 4221415056.

The previous prime is 4221415021. The next prime is 4221415087. The reversal of 4221415057 is 7505141224.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3278249536 + 943165521 = 57256^2 + 30711^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4221415057 is a prime.

It is not a weakly prime, because it can be changed into another prime (4221415087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2110707528 + 2110707529.

It is an arithmetic number, because the mean of its divisors is an integer number (2110707529).

Almost surely, 2^4221415057 is an apocalyptic number.

It is an amenable number.

4221415057 is a deficient number, since it is larger than the sum of its proper divisors (1).

4221415057 is an equidigital number, since it uses as much as digits as its factorization.

4221415057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11200, while the sum is 31.

The square root of 4221415057 is about 64972.4176631900. The cubic root of 4221415057 is about 1616.1661942726.

The spelling of 4221415057 in words is "four billion, two hundred twenty-one million, four hundred fifteen thousand, fifty-seven".