4021217419 has 2 divisors, whose sum is σ = 4021217420. Its totient is φ = 4021217418.

The previous prime is 4021217381. The next prime is 4021217423. The reversal of 4021217419 is 9147121204.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4021217419 is a prime.

It is a super-2 number, since 2×4021217419² = 32340379061738043122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4021217479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2010608709 + 2010608710.

It is an arithmetic number, because the mean of its divisors is an integer number (2010608710).

Almost surely, 2^4021217419 is an apocalyptic number.

4021217419 is a deficient number, since it is larger than the sum of its proper divisors (1).

4021217419 is an equidigital number, since it uses as much as digits as its factorization.

4021217419 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032, while the sum is 31.

The square root of 4021217419 is about 63413.0697806060. The cubic root of 4021217419 is about 1590.2028167108.

The spelling of 4021217419 in words is "four billion, twenty-one million, two hundred seventeen thousand, four hundred nineteen".