2733721253 has 2 divisors, whose sum is σ = 2733721254. Its totient is φ = 2733721252.

The previous prime is 2733721223. The next prime is 2733721271. The reversal of 2733721253 is 3521273372.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2089678369 + 644042884 = 45713^2 + 25378^2 .

It is a cyclic number.

It is not a de Polignac number, because 2733721253 - 2¹⁰ = 2733720229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2733721213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1366860626 + 1366860627.

It is an arithmetic number, because the mean of its divisors is an integer number (1366860627).

Almost surely, 2^2733721253 is an apocalyptic number.

It is an amenable number.

2733721253 is a deficient number, since it is larger than the sum of its proper divisors (1).

2733721253 is an equidigital number, since it uses as much as digits as its factorization.

2733721253 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 52920, while the sum is 35.

The square root of 2733721253 is about 52285.0002677632. Note that the first 3 decimals coincide. The cubic root of 2733721253 is about 1398.2497265036.

It can be divided in two parts, 273372 and 1253, that added together give a cube (274625 = 65³).

The spelling of 2733721253 in words is "two billion, seven hundred thirty-three million, seven hundred twenty-one thousand, two hundred fifty-three".