45627019 has 2 divisors, whose sum is σ = 45627020. Its totient is φ = 45627018.

The previous prime is 45627013. The next prime is 45627041. The reversal of 45627019 is 91072654.

45627019 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45627019 - 2⁹ = 45626507 is a prime.

It is a super-2 number, since 2×45627019² = 4163649725652722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (45627013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22813509 + 22813510.

It is an arithmetic number, because the mean of its divisors is an integer number (22813510).

Almost surely, 2^45627019 is an apocalyptic number.

45627019 is a deficient number, since it is larger than the sum of its proper divisors (1).

45627019 is an equidigital number, since it uses as much as digits as its factorization.

45627019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15120, while the sum is 34.

The square root of 45627019 is about 6754.7774944849. Note that the first 3 decimals coincide. The cubic root of 45627019 is about 357.3337457028. Note that the first 3 decimals are identical.

The spelling of 45627019 in words is "forty-five million, six hundred twenty-seven thousand, nineteen".