452770789 has 2 divisors, whose sum is σ = 452770790. Its totient is φ = 452770788.

The previous prime is 452770781. The next prime is 452770873. The reversal of 452770789 is 987077254.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 310922689 + 141848100 = 17633^2 + 11910^2 .

It is a cyclic number.

It is not a de Polignac number, because 452770789 - 2³ = 452770781 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (452770781) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 226385394 + 226385395.

It is an arithmetic number, because the mean of its divisors is an integer number (226385395).

Almost surely, 2^452770789 is an apocalyptic number.

It is an amenable number.

452770789 is a deficient number, since it is larger than the sum of its proper divisors (1).

452770789 is an equidigital number, since it uses as much as digits as its factorization.

452770789 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 987840, while the sum is 49.

The square root of 452770789 is about 21278.4113363757. The cubic root of 452770789 is about 767.8790166096.

The spelling of 452770789 in words is "four hundred fifty-two million, seven hundred seventy thousand, seven hundred eighty-nine".