5215661351 has 2 divisors, whose sum is σ = 5215661352. Its totient is φ = 5215661350.

The previous prime is 5215661317. The next prime is 5215661359. The reversal of 5215661351 is 1531665125.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5215661351 - 2¹⁰ = 5215660327 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5215661359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2607830675 + 2607830676.

It is an arithmetic number, because the mean of its divisors is an integer number (2607830676).

Almost surely, 2^5215661351 is an apocalyptic number.

5215661351 is a deficient number, since it is larger than the sum of its proper divisors (1).

5215661351 is an equidigital number, since it uses as much as digits as its factorization.

5215661351 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27000, while the sum is 35.

The square root of 5215661351 is about 72219.5357988405. The cubic root of 5215661351 is about 1734.2157590913.

The spelling of 5215661351 in words is "five billion, two hundred fifteen million, six hundred sixty-one thousand, three hundred fifty-one".