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4130471381 is a prime number
BaseRepresentation
bin1111011000110001…
…1111110111010101
3101122212012200112112
43312030133313111
531424400041011
61521510200405
7204233266421
oct36614376725
911585180475
104130471381
11182a5a8313
12973353105
1350a97390a
142b27d7b81
1519294858b
hexf631fdd5

4130471381 has 2 divisors, whose sum is σ = 4130471382. Its totient is φ = 4130471380.

The previous prime is 4130471347. The next prime is 4130471393. The reversal of 4130471381 is 1831740314.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3746664100 + 383807281 = 61210^2 + 19591^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-4130471381 is a prime.

It is a super-2 number, since 2×41304713812 = 34121587658520094322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4130471321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2065235690 + 2065235691.

It is an arithmetic number, because the mean of its divisors is an integer number (2065235691).

Almost surely, 24130471381 is an apocalyptic number.

It is an amenable number.

4130471381 is a deficient number, since it is larger than the sum of its proper divisors (1).

4130471381 is an equidigital number, since it uses as much as digits as its factorization.

4130471381 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 4130471381 is about 64268.7434216665. The cubic root of 4130471381 is about 1604.4759281837.

The spelling of 4130471381 in words is "four billion, one hundred thirty million, four hundred seventy-one thousand, three hundred eighty-one".