2715073321 has 2 divisors, whose sum is σ = 2715073322. Its totient is φ = 2715073320.

The previous prime is 2715073313. The next prime is 2715073327. The reversal of 2715073321 is 1233705172.

2715073321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2689459600 + 25613721 = 51860^2 + 5061^2 .

It is a cyclic number.

It is not a de Polignac number, because 2715073321 - 2³ = 2715073313 is a prime.

It is not a weakly prime, because it can be changed into another prime (2715073327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1357536660 + 1357536661.

It is an arithmetic number, because the mean of its divisors is an integer number (1357536661).

Almost surely, 2^2715073321 is an apocalyptic number.

It is an amenable number.

2715073321 is a deficient number, since it is larger than the sum of its proper divisors (1).

2715073321 is an equidigital number, since it uses as much as digits as its factorization.

2715073321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8820, while the sum is 31.

The square root of 2715073321 is about 52106.3654556715. The cubic root of 2715073321 is about 1395.0631080163.

Adding to 2715073321 its reverse (1233705172), we get a palindrome (3948778493).

The spelling of 2715073321 in words is "two billion, seven hundred fifteen million, seventy-three thousand, three hundred twenty-one".