19482019 has 2 divisors, whose sum is σ = 19482020. Its totient is φ = 19482018.

The previous prime is 19481963. The next prime is 19482031. The reversal of 19482019 is 91028491.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 19482019 - 2¹³ = 19473827 is a prime.

It is a super-2 number, since 2×19482019² = 759098128632722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (19482079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9741009 + 9741010.

It is an arithmetic number, because the mean of its divisors is an integer number (9741010).

Almost surely, 2^19482019 is an apocalyptic number.

19482019 is a deficient number, since it is larger than the sum of its proper divisors (1).

19482019 is an equidigital number, since it uses as much as digits as its factorization.

19482019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 34.

The square root of 19482019 is about 4413.8440162742. The cubic root of 19482019 is about 269.0778739266.

The spelling of 19482019 in words is "nineteen million, four hundred eighty-two thousand, nineteen".