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131303 is a prime number
BaseRepresentation
bin100000000011100111
320200010002
4200003213
513200203
62451515
71054544
oct400347
9220102
10131303
118a717
1263b9b
13479c3
1435bcb
1528d88
hex200e7

131303 has 2 divisors, whose sum is σ = 131304. Its totient is φ = 131302.

The previous prime is 131297. The next prime is 131311. The reversal of 131303 is 303131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 131303 - 210 = 130279 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65651 + 65652.

It is an arithmetic number, because the mean of its divisors is an integer number (65652).

2131303 is an apocalyptic number.

131303 is a deficient number, since it is larger than the sum of its proper divisors (1).

131303 is an equidigital number, since it uses as much as digits as its factorization.

131303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27, while the sum is 11.

The square root of 131303 is about 362.3575582212. The cubic root of 131303 is about 50.8266574290.

Adding to 131303 its reverse (303131), we get a palindrome (434434).

It can be divided in two parts, 131 and 303, that multiplied together give a palindrome (39693).

The spelling of 131303 in words is "one hundred thirty-one thousand, three hundred three".