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130001269 is a prime number
BaseRepresentation
bin1111011111110…
…10100101110101
3100001121202012211
413233322211311
5231240020034
620522213421
73135664306
oct757724565
9301552184
10130001269
1167422972
1237654271
1320c19238
14133a07ad
15b62dd64
hex7bfa975

130001269 has 2 divisors, whose sum is σ = 130001270. Its totient is φ = 130001268.

The previous prime is 130001257. The next prime is 130001273. The reversal of 130001269 is 962100031.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 123498769 + 6502500 = 11113^2 + 2550^2 .

It is a cyclic number.

It is not a de Polignac number, because 130001269 - 29 = 130000757 is a prime.

It is a super-2 number, since 2×1300012692 = 33800659883220722, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (130001869) 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, 65000634 + 65000635.

It is an arithmetic number, because the mean of its divisors is an integer number (65000635).

Almost surely, 2130001269 is an apocalyptic number.

It is an amenable number.

130001269 is a deficient number, since it is larger than the sum of its proper divisors (1).

130001269 is an equidigital number, since it uses as much as digits as its factorization.

130001269 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 22.

The square root of 130001269 is about 11401.8099001869. The cubic root of 130001269 is about 506.5813502371.

The spelling of 130001269 in words is "one hundred thirty million, one thousand, two hundred sixty-nine".