45019327 has 2 divisors, whose sum is σ = 45019328. Its totient is φ = 45019326.

The previous prime is 45019309. The next prime is 45019361. The reversal of 45019327 is 72391054.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45019327 - 2⁷ = 45019199 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45019367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22509663 + 22509664.

It is an arithmetic number, because the mean of its divisors is an integer number (22509664).

Almost surely, 2^45019327 is an apocalyptic number.

45019327 is a deficient number, since it is larger than the sum of its proper divisors (1).

45019327 is an equidigital number, since it uses as much as digits as its factorization.

45019327 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 45019327 is about 6709.6443273843. The cubic root of 45019327 is about 355.7402446991.

The spelling of 45019327 in words is "forty-five million, nineteen thousand, three hundred twenty-seven".