452661109 has 2 divisors, whose sum is σ = 452661110. Its totient is φ = 452661108.

The previous prime is 452661061. The next prime is 452661127. The reversal of 452661109 is 901166254.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 373842225 + 78818884 = 19335^2 + 8878^2 .

It is a cyclic number.

It is not a de Polignac number, because 452661109 - 2⁹ = 452660597 is a prime.

It is a super-2 number, since 2×452661109² = 409804159202219762, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (452661409) 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, 226330554 + 226330555.

It is an arithmetic number, because the mean of its divisors is an integer number (226330555).

Almost surely, 2^452661109 is an apocalyptic number.

It is an amenable number.

452661109 is a deficient number, since it is larger than the sum of its proper divisors (1).

452661109 is an equidigital number, since it uses as much as digits as its factorization.

452661109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 452661109 is about 21275.8339202016. The cubic root of 452661109 is about 767.8170074767.

The spelling of 452661109 in words is "four hundred fifty-two million, six hundred sixty-one thousand, one hundred nine".