452556521 has 2 divisors, whose sum is σ = 452556522. Its totient is φ = 452556520.

The previous prime is 452556479. The next prime is 452556539. The reversal of 452556521 is 125655254.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 381811600 + 70744921 = 19540^2 + 8411^2 .

It is a cyclic number.

It is not a de Polignac number, because 452556521 - 2²² = 448362217 is a prime.

It is a Chen prime.

It is equal to p_23981237 and since 452556521 and 23981237 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (452556551) 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, 226278260 + 226278261.

It is an arithmetic number, because the mean of its divisors is an integer number (226278261).

Almost surely, 2^452556521 is an apocalyptic number.

It is an amenable number.

452556521 is a deficient number, since it is larger than the sum of its proper divisors (1).

452556521 is an equidigital number, since it uses as much as digits as its factorization.

452556521 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 60000, while the sum is 35.

The square root of 452556521 is about 21273.3758722023. The cubic root of 452556521 is about 767.7578678472.

The spelling of 452556521 in words is "four hundred fifty-two million, five hundred fifty-six thousand, five hundred twenty-one".