131204303 has 2 divisors, whose sum is σ = 131204304. Its totient is φ = 131204302.

The previous prime is 131204263. The next prime is 131204357. The reversal of 131204303 is 303402131.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 131204303 - 2¹² = 131200207 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131204383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65602151 + 65602152.

It is an arithmetic number, because the mean of its divisors is an integer number (65602152).

Almost surely, 2^131204303 is an apocalyptic number.

131204303 is a deficient number, since it is larger than the sum of its proper divisors (1).

131204303 is an equidigital number, since it uses as much as digits as its factorization.

131204303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 131204303 is about 11454.4446831787. Note that the first 3 decimals coincide. The cubic root of 131204303 is about 508.1391921779.

Adding to 131204303 its reverse (303402131), we get a palindrome (434606434).

The spelling of 131204303 in words is "one hundred thirty-one million, two hundred four thousand, three hundred three".