131747107 has 2 divisors, whose sum is σ = 131747108. Its totient is φ = 131747106.

The previous prime is 131747081. The next prime is 131747111. The reversal of 131747107 is 701747131.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-131747107 is a prime.

It is not a weakly prime, because it can be changed into another prime (131747207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65873553 + 65873554.

It is an arithmetic number, because the mean of its divisors is an integer number (65873554).

Almost surely, 2^131747107 is an apocalyptic number.

131747107 is a deficient number, since it is larger than the sum of its proper divisors (1).

131747107 is an equidigital number, since it uses as much as digits as its factorization.

131747107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4116, while the sum is 31.

The square root of 131747107 is about 11478.1142614978. The cubic root of 131747107 is about 508.8389672299.

The spelling of 131747107 in words is "one hundred thirty-one million, seven hundred forty-seven thousand, one hundred seven".