4645019 has 2 divisors, whose sum is σ = 4645020. Its totient is φ = 4645018.

The previous prime is 4645007. The next prime is 4645027. The reversal of 4645019 is 9105464.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4645019 is a prime.

It is a super-2 number, since 2×4645019² = 43152403020722, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 4644982 and 4645000.

It is not a weakly prime, because it can be changed into another prime (4645099) 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, 2322509 + 2322510.

It is an arithmetic number, because the mean of its divisors is an integer number (2322510).

Almost surely, 2^4645019 is an apocalyptic number.

4645019 is a deficient number, since it is larger than the sum of its proper divisors (1).

4645019 is an equidigital number, since it uses as much as digits as its factorization.

4645019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 4645019 is about 2155.2306141107. The cubic root of 4645019 is about 166.8511348647.

The spelling of 4645019 in words is "four million, six hundred forty-five thousand, nineteen".