130503313 has 2 divisors, whose sum is σ = 130503314. Its totient is φ = 130503312.

The previous prime is 130503301. The next prime is 130503367. The reversal of 130503313 is 313305031.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 79709184 + 50794129 = 8928^2 + 7127^2 .

It is a cyclic number.

It is not a de Polignac number, because 130503313 - 2¹³ = 130495121 is a prime.

It is a super-2 number, since 2×130503313² = 34062229407951938, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (130503383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65251656 + 65251657.

It is an arithmetic number, because the mean of its divisors is an integer number (65251657).

Almost surely, 2^130503313 is an apocalyptic number.

It is an amenable number.

130503313 is a deficient number, since it is larger than the sum of its proper divisors (1).

130503313 is an equidigital number, since it uses as much as digits as its factorization.

130503313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 405, while the sum is 19.

The square root of 130503313 is about 11423.8046639462. The cubic root of 130503313 is about 507.2326244928.

Adding to 130503313 its reverse (313305031), we get a palindrome (443808344).

It can be divided in two parts, 130503 and 313, that added together give a triangular number (130816 = T₅₁₁).

The spelling of 130503313 in words is "one hundred thirty million, five hundred three thousand, three hundred thirteen".