972052273 has 2 divisors, whose sum is σ = 972052274. Its totient is φ = 972052272.

The previous prime is 972052241. The next prime is 972052321. The reversal of 972052273 is 372250279.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 954006769 + 18045504 = 30887^2 + 4248^2 .

It is an emirp because it is prime and its reverse (372250279) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 972052273 - 2⁵ = 972052241 is a prime.

It is a super-3 number, since 3×972052273³ (a number of 28 digits) contains 333 as substring.

It is equal to p_49498012 and since 972052273 and 49498012 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (972082273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 486026136 + 486026137.

It is an arithmetic number, because the mean of its divisors is an integer number (486026137).

Almost surely, 2^972052273 is an apocalyptic number.

It is an amenable number.

972052273 is a deficient number, since it is larger than the sum of its proper divisors (1).

972052273 is an equidigital number, since it uses as much as digits as its factorization.

972052273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 52920, while the sum is 37.

The square root of 972052273 is about 31177.7528535974. The cubic root of 972052273 is about 990.5959317208.

The spelling of 972052273 in words is "nine hundred seventy-two million, fifty-two thousand, two hundred seventy-three".