190302019 has 2 divisors, whose sum is σ = 190302020. Its totient is φ = 190302018.

The previous prime is 190302017. The next prime is 190302041. The reversal of 190302019 is 910203091.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 190302019 - 2¹ = 190302017 is a prime.

It is a super-2 number, since 2×190302019² = 72429716870952722, which contains 22 as substring.

Together with 190302017, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 190301984 and 190302002.

It is not a weakly prime, because it can be changed into another prime (190302017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95151009 + 95151010.

It is an arithmetic number, because the mean of its divisors is an integer number (95151010).

Almost surely, 2^190302019 is an apocalyptic number.

190302019 is a deficient number, since it is larger than the sum of its proper divisors (1).

190302019 is an equidigital number, since it uses as much as digits as its factorization.

190302019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 486, while the sum is 25.

The square root of 190302019 is about 13794.9997825299. Note that the first 3 decimals coincide. The cubic root of 190302019 is about 575.1941564873.

The spelling of 190302019 in words is "one hundred ninety million, three hundred two thousand, nineteen".