37223561273 has 2 divisors, whose sum is σ = 37223561274. Its totient is φ = 37223561272.

The previous prime is 37223561239. The next prime is 37223561303. The reversal of 37223561273 is 37216532273.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19002071104 + 18221490169 = 137848^2 + 134987^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-37223561273 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 37223561273.

It is not a weakly prime, because it can be changed into another prime (37223567273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18611780636 + 18611780637.

It is an arithmetic number, because the mean of its divisors is an integer number (18611780637).

Almost surely, 2^37223561273 is an apocalyptic number.

It is an amenable number.

37223561273 is a deficient number, since it is larger than the sum of its proper divisors (1).

37223561273 is an equidigital number, since it uses as much as digits as its factorization.

37223561273 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 317520, while the sum is 41.

The spelling of 37223561273 in words is "thirty-seven billion, two hundred twenty-three million, five hundred sixty-one thousand, two hundred seventy-three".