2231045273 has 2 divisors, whose sum is σ = 2231045274. Its totient is φ = 2231045272.

The previous prime is 2231045251. The next prime is 2231045279. The reversal of 2231045273 is 3725401322.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2213514304 + 17530969 = 47048^2 + 4187^2 .

It is a cyclic number.

It is not a de Polignac number, because 2231045273 - 2¹⁴ = 2231028889 is a prime.

It is a super-3 number, since 3×2231045273³ (a number of 29 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (2231045279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1115522636 + 1115522637.

It is an arithmetic number, because the mean of its divisors is an integer number (1115522637).

Almost surely, 2^2231045273 is an apocalyptic number.

It is an amenable number.

2231045273 is a deficient number, since it is larger than the sum of its proper divisors (1).

2231045273 is an equidigital number, since it uses as much as digits as its factorization.

2231045273 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080, while the sum is 29.

The square root of 2231045273 is about 47233.9419591463. The cubic root of 2231045273 is about 1306.6806535348.

Adding to 2231045273 its reverse (3725401322), we get a palindrome (5956446595).

The spelling of 2231045273 in words is "two billion, two hundred thirty-one million, forty-five thousand, two hundred seventy-three".