5221351403 has 2 divisors, whose sum is σ = 5221351404. Its totient is φ = 5221351402.

The previous prime is 5221351391. The next prime is 5221351427. The reversal of 5221351403 is 3041531225.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5221351403 - 2¹⁸ = 5221089259 is a prime.

It is a super-2 number, since 2×5221351403² = 54525020947220136818, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5221351703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2610675701 + 2610675702.

It is an arithmetic number, because the mean of its divisors is an integer number (2610675702).

Almost surely, 2^5221351403 is an apocalyptic number.

5221351403 is a deficient number, since it is larger than the sum of its proper divisors (1).

5221351403 is an equidigital number, since it uses as much as digits as its factorization.

5221351403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 5221351403 is about 72258.9191934117. The cubic root of 5221351403 is about 1734.8461803631.

Adding to 5221351403 its reverse (3041531225), we get a palindrome (8262882628).

The spelling of 5221351403 in words is "five billion, two hundred twenty-one million, three hundred fifty-one thousand, four hundred three".