2199628117 has 2 divisors, whose sum is σ = 2199628118. Its totient is φ = 2199628116.

The previous prime is 2199628111. The next prime is 2199628121. The reversal of 2199628117 is 7118269912.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1860110641 + 339517476 = 43129^2 + 18426^2 .

It is a cyclic number.

It is not a de Polignac number, because 2199628117 - 2¹¹ = 2199626069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2199628111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1099814058 + 1099814059.

It is an arithmetic number, because the mean of its divisors is an integer number (1099814059).

Almost surely, 2^2199628117 is an apocalyptic number.

It is an amenable number.

2199628117 is a deficient number, since it is larger than the sum of its proper divisors (1).

2199628117 is an equidigital number, since it uses as much as digits as its factorization.

2199628117 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 108864, while the sum is 46.

The square root of 2199628117 is about 46900.1931445916. The cubic root of 2199628117 is about 1300.5181597144.

The spelling of 2199628117 in words is "two billion, one hundred ninety-nine million, six hundred twenty-eight thousand, one hundred seventeen".