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530832661 is a prime number
BaseRepresentation
bin11111101000111…
…101110100010101
31100222212002111221
4133220331310111
52041343121121
6124401330341
716104001042
oct3750756425
91328762457
10530832661
11252706487
121299369b1
1385c8c088
14507001c9
1531908b41
hex1fa3dd15

530832661 has 2 divisors, whose sum is σ = 530832662. Its totient is φ = 530832660.

The previous prime is 530832647. The next prime is 530832689. The reversal of 530832661 is 166238035.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 468722500 + 62110161 = 21650^2 + 7881^2 .

It is a cyclic number.

It is not a de Polignac number, because 530832661 - 25 = 530832629 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (530832611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265416330 + 265416331.

It is an arithmetic number, because the mean of its divisors is an integer number (265416331).

Almost surely, 2530832661 is an apocalyptic number.

It is an amenable number.

530832661 is a deficient number, since it is larger than the sum of its proper divisors (1).

530832661 is an equidigital number, since it uses as much as digits as its factorization.

530832661 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 530832661 is about 23039.8060104681. The cubic root of 530832661 is about 809.6908137636.

The spelling of 530832661 in words is "five hundred thirty million, eight hundred thirty-two thousand, six hundred sixty-one".