452041189 has 2 divisors, whose sum is σ = 452041190. Its totient is φ = 452041188.

The previous prime is 452041129. The next prime is 452041193. The reversal of 452041189 is 981140254.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 394022500 + 58018689 = 19850^2 + 7617^2 .

It is a cyclic number.

It is not a de Polignac number, because 452041189 - 2⁷ = 452041061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (452041129) 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, 226020594 + 226020595.

It is an arithmetic number, because the mean of its divisors is an integer number (226020595).

Almost surely, 2^452041189 is an apocalyptic number.

It is an amenable number.

452041189 is a deficient number, since it is larger than the sum of its proper divisors (1).

452041189 is an equidigital number, since it uses as much as digits as its factorization.

452041189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11520, while the sum is 34.

The square root of 452041189 is about 21261.2602871984. The cubic root of 452041189 is about 767.4663385379.

The spelling of 452041189 in words is "four hundred fifty-two million, forty-one thousand, one hundred eighty-nine".