4398012019 has 2 divisors, whose sum is σ = 4398012020. Its totient is φ = 4398012018.

The previous prime is 4398011987. The next prime is 4398012079. The reversal of 4398012019 is 9102108934.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4398012019 - 2⁵ = 4398011987 is a prime.

It is a super-2 number, since 2×4398012019² = 38685019438536912722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4398012079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2199006009 + 2199006010.

It is an arithmetic number, because the mean of its divisors is an integer number (2199006010).

Almost surely, 2^4398012019 is an apocalyptic number.

4398012019 is a deficient number, since it is larger than the sum of its proper divisors (1).

4398012019 is an equidigital number, since it uses as much as digits as its factorization.

4398012019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 37.

The square root of 4398012019 is about 66317.5091435135. The cubic root of 4398012019 is about 1638.3957168855.

The spelling of 4398012019 in words is "four billion, three hundred ninety-eight million, twelve thousand, nineteen".