2199000373 has 2 divisors, whose sum is σ = 2199000374. Its totient is φ = 2199000372.

The previous prime is 2199000343. The next prime is 2199000413. The reversal of 2199000373 is 3730009912.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2072707729 + 126292644 = 45527^2 + 11238^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2199000373 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2199000343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1099500186 + 1099500187.

It is an arithmetic number, because the mean of its divisors is an integer number (1099500187).

Almost surely, 2^2199000373 is an apocalyptic number.

It is an amenable number.

2199000373 is a deficient number, since it is larger than the sum of its proper divisors (1).

2199000373 is an equidigital number, since it uses as much as digits as its factorization.

2199000373 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10206, while the sum is 34.

The square root of 2199000373 is about 46893.5003278706. The cubic root of 2199000373 is about 1300.3944312016.

The spelling of 2199000373 in words is "two billion, one hundred ninety-nine million, three hundred seventy-three", and thus it is an aban number.