253043013373 has 2 divisors, whose sum is σ = 253043013374. Its totient is φ = 253043013372.

The previous prime is 253043013367. The next prime is 253043013383. The reversal of 253043013373 is 373310340352.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 158736902724 + 94306110649 = 398418^2 + 307093^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-253043013373 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (253043013383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126521506686 + 126521506687.

It is an arithmetic number, because the mean of its divisors is an integer number (126521506687).

Almost surely, 2^253043013373 is an apocalyptic number.

It is an amenable number.

253043013373 is a deficient number, since it is larger than the sum of its proper divisors (1).

253043013373 is an equidigital number, since it uses as much as digits as its factorization.

253043013373 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 68040, while the sum is 34.

The spelling of 253043013373 in words is "two hundred fifty-three billion, forty-three million, thirteen thousand, three hundred seventy-three".