313532503 has 2 divisors, whose sum is σ = 313532504. Its totient is φ = 313532502.

The previous prime is 313532491. The next prime is 313532519. The reversal of 313532503 is 305235313.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 313532503 - 2¹³ = 313524311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (313532533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156766251 + 156766252.

It is an arithmetic number, because the mean of its divisors is an integer number (156766252).

Almost surely, 2^313532503 is an apocalyptic number.

313532503 is a deficient number, since it is larger than the sum of its proper divisors (1).

313532503 is an equidigital number, since it uses as much as digits as its factorization.

313532503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4050, while the sum is 25.

The square root of 313532503 is about 17706.8490421080. The cubic root of 313532503 is about 679.3509543703.

Adding to 313532503 its reverse (305235313), we get a palindrome (618767816).

It can be divided in two parts, 31353 and 2503, that added together give a square (33856 = 184²).

The spelling of 313532503 in words is "three hundred thirteen million, five hundred thirty-two thousand, five hundred three".