45219827 has 2 divisors, whose sum is σ = 45219828. Its totient is φ = 45219826.

The previous prime is 45219803. The next prime is 45219851. The reversal of 45219827 is 72891254.

It is a balanced prime because it is at equal distance from previous prime (45219803) and next prime (45219851).

It is a cyclic number.

It is not a de Polignac number, because 45219827 - 2⁶ = 45219763 is a prime.

It is not a weakly prime, because it can be changed into another prime (45219527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22609913 + 22609914.

It is an arithmetic number, because the mean of its divisors is an integer number (22609914).

Almost surely, 2^45219827 is an apocalyptic number.

45219827 is a deficient number, since it is larger than the sum of its proper divisors (1).

45219827 is an equidigital number, since it uses as much as digits as its factorization.

45219827 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 40320, while the sum is 38.

The square root of 45219827 is about 6724.5689081160. The cubic root of 45219827 is about 356.2675759462.

The spelling of 45219827 in words is "forty-five million, two hundred nineteen thousand, eight hundred twenty-seven".