131735843 has 2 divisors, whose sum is σ = 131735844. Its totient is φ = 131735842.

The previous prime is 131735831. The next prime is 131735909. The reversal of 131735843 is 348537131.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-131735843 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (131737843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65867921 + 65867922.

It is an arithmetic number, because the mean of its divisors is an integer number (65867922).

Almost surely, 2^131735843 is an apocalyptic number.

131735843 is a deficient number, since it is larger than the sum of its proper divisors (1).

131735843 is an equidigital number, since it uses as much as digits as its factorization.

131735843 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30240, while the sum is 35.

The square root of 131735843 is about 11477.6235780757. The cubic root of 131735843 is about 508.8244653923.

The spelling of 131735843 in words is "one hundred thirty-one million, seven hundred thirty-five thousand, eight hundred forty-three".