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12830088197 is a prime number
BaseRepresentation
bin10111111001011101…
…11001110000000101
31020010011002000021202
423330232321300011
5202234000310242
65521041152245
7632640643643
oct137456716005
936104060252
1012830088197
115494283183
1225a092b685
131296120884
14899d7a193
1550158c932
hex2fcbb9c05

12830088197 has 2 divisors, whose sum is σ = 12830088198. Its totient is φ = 12830088196.

The previous prime is 12830088133. The next prime is 12830088239. The reversal of 12830088197 is 79188003821.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12662100676 + 167987521 = 112526^2 + 12961^2 .

It is a cyclic number.

It is not a de Polignac number, because 12830088197 - 26 = 12830088133 is a prime.

It is a super-2 number, since 2×128300881972 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12830088127) 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, 6415044098 + 6415044099.

It is an arithmetic number, because the mean of its divisors is an integer number (6415044099).

Almost surely, 212830088197 is an apocalyptic number.

It is an amenable number.

12830088197 is a deficient number, since it is larger than the sum of its proper divisors (1).

12830088197 is an equidigital number, since it uses as much as digits as its factorization.

12830088197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 193536, while the sum is 47.

The spelling of 12830088197 in words is "twelve billion, eight hundred thirty million, eighty-eight thousand, one hundred ninety-seven".