45595019 has 2 divisors, whose sum is σ = 45595020. Its totient is φ = 45595018.

The previous prime is 45595013. The next prime is 45595021. The reversal of 45595019 is 91059554.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45595019 is a prime.

It is a super-2 number, since 2×45595019² = 4157811515220722, which contains 22 as substring.

Together with 45595021, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (45595013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22797509 + 22797510.

It is an arithmetic number, because the mean of its divisors is an integer number (22797510).

Almost surely, 2^45595019 is an apocalyptic number.

45595019 is a deficient number, since it is larger than the sum of its proper divisors (1).

45595019 is an equidigital number, since it uses as much as digits as its factorization.

45595019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40500, while the sum is 38.

The square root of 45595019 is about 6752.4083851615. The cubic root of 45595019 is about 357.2501888224.

The spelling of 45595019 in words is "forty-five million, five hundred ninety-five thousand, nineteen".