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130706131 is a prime number
BaseRepresentation
bin1111100101001…
…10101011010011
3100002221120002211
413302212223103
5231430044011
620545252551
73144661303
oct762465323
9302846084
10130706131
11678644a6
1237934157
132110500a
1413505603
15b71cb21
hex7ca6ad3

130706131 has 2 divisors, whose sum is σ = 130706132. Its totient is φ = 130706130.

The previous prime is 130706119. The next prime is 130706143. The reversal of 130706131 is 131607031.

It is a balanced prime because it is at equal distance from previous prime (130706119) and next prime (130706143).

It is an emirp because it is prime and its reverse (131607031) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 130706131 - 25 = 130706099 is a prime.

It is a super-2 number, since 2×1307061312 = 34168185361978322, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (130706231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65353065 + 65353066.

It is an arithmetic number, because the mean of its divisors is an integer number (65353066).

Almost surely, 2130706131 is an apocalyptic number.

130706131 is a deficient number, since it is larger than the sum of its proper divisors (1).

130706131 is an equidigital number, since it uses as much as digits as its factorization.

130706131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 378, while the sum is 22.

The square root of 130706131 is about 11432.6782076642. The cubic root of 130706131 is about 507.4952555228.

The spelling of 130706131 in words is "one hundred thirty million, seven hundred six thousand, one hundred thirty-one".