37273171072243 has 2 divisors, whose sum is σ = 37273171072244. Its totient is φ = 37273171072242.

The previous prime is 37273171072183. The next prime is 37273171072367. The reversal of 37273171072243 is 34227017137273.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-37273171072243 is a prime.

It is not a weakly prime, because it can be changed into another prime (37273171075243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18636585536121 + 18636585536122.

It is an arithmetic number, because the mean of its divisors is an integer number (18636585536122).

Almost surely, 2^{37273171072243} is an apocalyptic number.

37273171072243 is a deficient number, since it is larger than the sum of its proper divisors (1).

37273171072243 is an equidigital number, since it uses as much as digits as its factorization.

37273171072243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2074464, while the sum is 49.

The spelling of 37273171072243 in words is "thirty-seven trillion, two hundred seventy-three billion, one hundred seventy-one million, seventy-two thousand, two hundred forty-three".