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130303032109 is a prime number
BaseRepresentation
bin111100101011010101…
…0100111101100101101
3110110100001010212112021
41321112222213230231
54113330034011414
6135505502110141
712262013332615
oct1712652475455
9413301125467
10130303032109
1150296734698
122130627b351
13c3978c4783
14644182ba45
1535c9770c24
hex1e56aa7b2d

130303032109 has 2 divisors, whose sum is σ = 130303032110. Its totient is φ = 130303032108.

The previous prime is 130303032091. The next prime is 130303032113. The reversal of 130303032109 is 901230303031.

Together with previous prime (130303032091) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 113705863209 + 16597168900 = 337203^2 + 128830^2 .

It is an emirp because it is prime and its reverse (901230303031) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 130303032109 - 229 = 129766161197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (130303032149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65151516054 + 65151516055.

It is an arithmetic number, because the mean of its divisors is an integer number (65151516055).

Almost surely, 2130303032109 is an apocalyptic number.

It is an amenable number.

130303032109 is a deficient number, since it is larger than the sum of its proper divisors (1).

130303032109 is an equidigital number, since it uses as much as digits as its factorization.

130303032109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1458, while the sum is 25.

The spelling of 130303032109 in words is "one hundred thirty billion, three hundred three million, thirty-two thousand, one hundred nine".