131333003 has 2 divisors, whose sum is σ = 131333004. Its totient is φ = 131333002.

The previous prime is 131332991. The next prime is 131333011. The reversal of 131333003 is 300333131.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 131333003 - 2⁴ = 131332987 is a prime.

It is not a weakly prime, because it can be changed into another prime (131333203) 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, 65666501 + 65666502.

It is an arithmetic number, because the mean of its divisors is an integer number (65666502).

Almost surely, 2^131333003 is an apocalyptic number.

131333003 is a deficient number, since it is larger than the sum of its proper divisors (1).

131333003 is an equidigital number, since it uses as much as digits as its factorization.

131333003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 243, while the sum is 17.

The square root of 131333003 is about 11460.0612127510. The cubic root of 131333003 is about 508.3052846538.

Adding to 131333003 its reverse (300333131), we get a palindrome (431666134).

The spelling of 131333003 in words is "one hundred thirty-one million, three hundred thirty-three thousand, three".