130643 has 2 divisors, whose sum is σ = 130644. Its totient is φ = 130642.

The previous prime is 130639. The next prime is 130649. The reversal of 130643 is 346031.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 130643 - 2² = 130639 is a prime.

It is a plaindrome in base 6.

It is not a weakly prime, because it can be changed into another prime (130649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65321 + 65322.

It is an arithmetic number, because the mean of its divisors is an integer number (65322).

2¹³⁰⁶⁴³ is an apocalyptic number.

130643 is a deficient number, since it is larger than the sum of its proper divisors (1).

130643 is an equidigital number, since it uses as much as digits as its factorization.

130643 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 130643 is about 361.4457082329. The cubic root of 130643 is about 50.7413535708.

Adding to 130643 its reverse (346031), we get a palindrome (476674).

The spelling of 130643 in words is "one hundred thirty thousand, six hundred forty-three".