5215115329 has 2 divisors, whose sum is σ = 5215115330. Its totient is φ = 5215115328.

The previous prime is 5215115317. The next prime is 5215115351. The reversal of 5215115329 is 9235115125.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4137962929 + 1077152400 = 64327^2 + 32820^2 .

It is a cyclic number.

It is not a de Polignac number, because 5215115329 - 2²⁵ = 5181560897 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5215115294 and 5215115303.

It is not a weakly prime, because it can be changed into another prime (5215115429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2607557664 + 2607557665.

It is an arithmetic number, because the mean of its divisors is an integer number (2607557665).

Almost surely, 2^5215115329 is an apocalyptic number.

It is an amenable number.

5215115329 is a deficient number, since it is larger than the sum of its proper divisors (1).

5215115329 is an equidigital number, since it uses as much as digits as its factorization.

5215115329 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13500, while the sum is 34.

The square root of 5215115329 is about 72215.7554069747. The cubic root of 5215115329 is about 1734.1552392492.

The spelling of 5215115329 in words is "five billion, two hundred fifteen million, one hundred fifteen thousand, three hundred twenty-nine".