452320261 has 2 divisors, whose sum is σ = 452320262. Its totient is φ = 452320260.

The previous prime is 452320259. The next prime is 452320303. The reversal of 452320261 is 162023254.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 432016225 + 20304036 = 20785^2 + 4506^2 .

It is a cyclic number.

It is not a de Polignac number, because 452320261 - 2¹ = 452320259 is a prime.

It is a super-2 number, since 2×452320261² = 409187237022216242, which contains 22 as substring.

Together with 452320259, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (452324261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 226160130 + 226160131.

It is an arithmetic number, because the mean of its divisors is an integer number (226160131).

Almost surely, 2^452320261 is an apocalyptic number.

It is an amenable number.

452320261 is a deficient number, since it is larger than the sum of its proper divisors (1).

452320261 is an equidigital number, since it uses as much as digits as its factorization.

452320261 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 452320261 is about 21267.8221969246. The cubic root of 452320261 is about 767.6242403039.

The spelling of 452320261 in words is "four hundred fifty-two million, three hundred twenty thousand, two hundred sixty-one".