2215415339 has 2 divisors, whose sum is σ = 2215415340. Its totient is φ = 2215415338.

The previous prime is 2215415297. The next prime is 2215415347. The reversal of 2215415339 is 9335145122.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2215415339 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2215415299 and 2215415308.

It is not a weakly prime, because it can be changed into another prime (2215415369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1107707669 + 1107707670.

It is an arithmetic number, because the mean of its divisors is an integer number (1107707670).

Almost surely, 2^2215415339 is an apocalyptic number.

2215415339 is a deficient number, since it is larger than the sum of its proper divisors (1).

2215415339 is an equidigital number, since it uses as much as digits as its factorization.

2215415339 is an evil number, because the sum of its binary digits is even.

The product of its digits is 32400, while the sum is 35.

The square root of 2215415339 is about 47068.1988076876. The cubic root of 2215415339 is about 1303.6221153005.

The spelling of 2215415339 in words is "two billion, two hundred fifteen million, four hundred fifteen thousand, three hundred thirty-nine".