452144779 has 2 divisors, whose sum is σ = 452144780. Its totient is φ = 452144778.

The previous prime is 452144731. The next prime is 452144783. The reversal of 452144779 is 977441254.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 452144779 - 2⁹ = 452144267 is a prime.

It is not a weakly prime, because it can be changed into another prime (452144479) 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, 226072389 + 226072390.

It is an arithmetic number, because the mean of its divisors is an integer number (226072390).

Almost surely, 2^452144779 is an apocalyptic number.

452144779 is a deficient number, since it is larger than the sum of its proper divisors (1).

452144779 is an equidigital number, since it uses as much as digits as its factorization.

452144779 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 282240, while the sum is 43.

The square root of 452144779 is about 21263.6962685230. The cubic root of 452144779 is about 767.5249583922.

The spelling of 452144779 in words is "four hundred fifty-two million, one hundred forty-four thousand, seven hundred seventy-nine".