131730463 has 2 divisors, whose sum is σ = 131730464. Its totient is φ = 131730462.

The previous prime is 131730451. The next prime is 131730481. The reversal of 131730463 is 364037131.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 131730463 - 2⁹ = 131729951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131731463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65865231 + 65865232.

It is an arithmetic number, because the mean of its divisors is an integer number (65865232).

Almost surely, 2^131730463 is an apocalyptic number.

131730463 is a deficient number, since it is larger than the sum of its proper divisors (1).

131730463 is an equidigital number, since it uses as much as digits as its factorization.

131730463 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4536, while the sum is 28.

The square root of 131730463 is about 11477.3892066097. The cubic root of 131730463 is about 508.8175386191.

Adding to 131730463 its reverse (364037131), we get a palindrome (495767594).

The spelling of 131730463 in words is "one hundred thirty-one million, seven hundred thirty thousand, four hundred sixty-three".