1253320800373 has 2 divisors, whose sum is σ = 1253320800374. Its totient is φ = 1253320800372.

The previous prime is 1253320800341. The next prime is 1253320800467. The reversal of 1253320800373 is 3730080233521.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 898017779044 + 355303021329 = 947638^2 + 596073^2 .

It is an emirp because it is prime and its reverse (3730080233521) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1253320800373 - 2⁵ = 1253320800341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1253320800323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 626660400186 + 626660400187.

It is an arithmetic number, because the mean of its divisors is an integer number (626660400187).

Almost surely, 2^{1253320800373} is an apocalyptic number.

It is an amenable number.

1253320800373 is a deficient number, since it is larger than the sum of its proper divisors (1).

1253320800373 is an equidigital number, since it uses as much as digits as its factorization.

1253320800373 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90720, while the sum is 37.

The spelling of 1253320800373 in words is "one trillion, two hundred fifty-three billion, three hundred twenty million, eight hundred thousand, three hundred seventy-three".