2530729273 has 2 divisors, whose sum is σ = 2530729274. Its totient is φ = 2530729272.

The previous prime is 2530729211. The next prime is 2530729297. The reversal of 2530729273 is 3729270352.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1754939664 + 775789609 = 41892^2 + 27853^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2530729273 is a prime.

It is not a weakly prime, because it can be changed into another prime (2530727273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1265364636 + 1265364637.

It is an arithmetic number, because the mean of its divisors is an integer number (1265364637).

Almost surely, 2^2530729273 is an apocalyptic number.

It is an amenable number.

2530729273 is a deficient number, since it is larger than the sum of its proper divisors (1).

2530729273 is an equidigital number, since it uses as much as digits as its factorization.

2530729273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 158760, while the sum is 40.

The square root of 2530729273 is about 50306.3542010351. The cubic root of 2530729273 is about 1362.7469840169.

The spelling of 2530729273 in words is "two billion, five hundred thirty million, seven hundred twenty-nine thousand, two hundred seventy-three".