5215661359 has 2 divisors, whose sum is σ = 5215661360. Its totient is φ = 5215661358.

The previous prime is 5215661351. The next prime is 5215661453. The reversal of 5215661359 is 9531665125.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5215661359 - 2³ = 5215661351 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5215661351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2607830679 + 2607830680.

It is an arithmetic number, because the mean of its divisors is an integer number (2607830680).

Almost surely, 2^5215661359 is an apocalyptic number.

5215661359 is a deficient number, since it is larger than the sum of its proper divisors (1).

5215661359 is an equidigital number, since it uses as much as digits as its factorization.

5215661359 is an evil number, because the sum of its binary digits is even.

The product of its digits is 243000, while the sum is 43.

The square root of 5215661359 is about 72219.5358542271. The cubic root of 5215661359 is about 1734.2157599779.

The spelling of 5215661359 in words is "five billion, two hundred fifteen million, six hundred sixty-one thousand, three hundred fifty-nine".