131430007 has 2 divisors, whose sum is σ = 131430008. Its totient is φ = 131430006.

The previous prime is 131429959. The next prime is 131430041. The reversal of 131430007 is 700034131.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-131430007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131430097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65715003 + 65715004.

It is an arithmetic number, because the mean of its divisors is an integer number (65715004).

Almost surely, 2^131430007 is an apocalyptic number.

131430007 is a deficient number, since it is larger than the sum of its proper divisors (1).

131430007 is an equidigital number, since it uses as much as digits as its factorization.

131430007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 252, while the sum is 19.

The square root of 131430007 is about 11464.2926951470. The cubic root of 131430007 is about 508.4304004789.

Adding to 131430007 its reverse (700034131), we get a palindrome (831464138).

The spelling of 131430007 in words is "one hundred thirty-one million, four hundred thirty thousand, seven".