1873375294997 has 2 divisors, whose sum is σ = 1873375294998. Its totient is φ = 1873375294996.

The previous prime is 1873375294979. The next prime is 1873375295053. The reversal of 1873375294997 is 7994925733781.

Together with previous prime (1873375294979) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1382879569681 + 490495725316 = 1175959^2 + 700354^2 .

It is a cyclic number.

It is not a de Polignac number, because 1873375294997 - 2⁶ = 1873375294933 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1873375294907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 936687647498 + 936687647499.

It is an arithmetic number, because the mean of its divisors is an integer number (936687647499).

Almost surely, 2^{1873375294997} is an apocalyptic number.

It is an amenable number.

1873375294997 is a deficient number, since it is larger than the sum of its proper divisors (1).

1873375294997 is an equidigital number, since it uses as much as digits as its factorization.

1873375294997 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 720135360, while the sum is 74.

The spelling of 1873375294997 in words is "one trillion, eight hundred seventy-three billion, three hundred seventy-five million, two hundred ninety-four thousand, nine hundred ninety-seven".