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BaseRepresentation
bin100000000100101011
320200012121
4200010223
513200441
62452111
71055002
oct400453
9220177
10131371
118a779
1264037
1347a46
1435c39
1528dd1
hex2012b

131371 has 2 divisors, whose sum is σ = 131372. Its totient is φ = 131370.

The previous prime is 131363. The next prime is 131381. The reversal of 131371 is 173131.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 131371 - 23 = 131363 is a prime.

It is equal to p12274 and since 131371 and 12274 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (131311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65685 + 65686.

It is an arithmetic number, because the mean of its divisors is an integer number (65686).

2131371 is an apocalyptic number.

131371 is a deficient number, since it is larger than the sum of its proper divisors (1).

131371 is an equidigital number, since it uses as much as digits as its factorization.

131371 is an evil number, because the sum of its binary digits is even.

The product of its digits is 63, while the sum is 16.

The square root of 131371 is about 362.4513760493. The cubic root of 131371 is about 50.8354300548.

The spelling of 131371 in words is "one hundred thirty-one thousand, three hundred seventy-one".