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13801097 is a prime number
BaseRepresentation
bin110100101001…
…011010001001
3221222011112202
4310221122021
512013113342
61211445545
7225210302
oct64513211
927864482
1013801097
117876a72
1247568b5
132b22a3b
141b937a9
151329332
hexd29689

13801097 has 2 divisors, whose sum is σ = 13801098. Its totient is φ = 13801096.

The previous prime is 13801091. The next prime is 13801121. The reversal of 13801097 is 79010831.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9066121 + 4734976 = 3011^2 + 2176^2 .

It is a cyclic number.

It is not a de Polignac number, because 13801097 - 28 = 13800841 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (13801091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6900548 + 6900549.

It is an arithmetic number, because the mean of its divisors is an integer number (6900549).

Almost surely, 213801097 is an apocalyptic number.

It is an amenable number.

13801097 is a deficient number, since it is larger than the sum of its proper divisors (1).

13801097 is an equidigital number, since it uses as much as digits as its factorization.

13801097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 29.

The square root of 13801097 is about 3714.9827725038. The cubic root of 13801097 is about 239.8673862275.

The spelling of 13801097 in words is "thirteen million, eight hundred one thousand, ninety-seven".