403048313 has 2 divisors, whose sum is σ = 403048314. Its totient is φ = 403048312.

The previous prime is 403048271. The next prime is 403048339. The reversal of 403048313 is 313840304.

It is an a-pointer prime, because the next prime (403048339) can be obtained adding 403048313 to its sum of digits (26).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 271326784 + 131721529 = 16472^2 + 11477^2 .

It is a cyclic number.

It is not a de Polignac number, because 403048313 - 2¹⁰ = 403047289 is a prime.

It is a super-2 number, since 2×403048313² = 324895885224291938, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (403048213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201524156 + 201524157.

It is an arithmetic number, because the mean of its divisors is an integer number (201524157).

Almost surely, 2^403048313 is an apocalyptic number.

It is an amenable number.

403048313 is a deficient number, since it is larger than the sum of its proper divisors (1).

403048313 is an equidigital number, since it uses as much as digits as its factorization.

403048313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 403048313 is about 20076.0631847980. The cubic root of 403048313 is about 738.6732453851.

Adding to 403048313 its reverse (313840304), we get a palindrome (716888617).

The spelling of 403048313 in words is "four hundred three million, forty-eight thousand, three hundred thirteen".