450892789 has 2 divisors, whose sum is σ = 450892790. Its totient is φ = 450892788.

The previous prime is 450892777. The next prime is 450892801. The reversal of 450892789 is 987298054.

It is a balanced prime because it is at equal distance from previous prime (450892777) and next prime (450892801).

It can be written as a sum of positive squares in only one way, i.e., 337640625 + 113252164 = 18375^2 + 10642^2 .

It is a cyclic number.

It is not a de Polignac number, because 450892789 - 2⁷ = 450892661 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (450892709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225446394 + 225446395.

It is an arithmetic number, because the mean of its divisors is an integer number (225446395).

Almost surely, 2^450892789 is an apocalyptic number.

It is an amenable number.

450892789 is a deficient number, since it is larger than the sum of its proper divisors (1).

450892789 is an equidigital number, since it uses as much as digits as its factorization.

450892789 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1451520, while the sum is 52.

The square root of 450892789 is about 21234.2362471552. The cubic root of 450892789 is about 766.8158773436.

The spelling of 450892789 in words is "four hundred fifty million, eight hundred ninety-two thousand, seven hundred eighty-nine".