2243161699 has 2 divisors, whose sum is σ = 2243161700. Its totient is φ = 2243161698.

The previous prime is 2243161673. The next prime is 2243161729. The reversal of 2243161699 is 9961613422.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2243161699 - 2²⁷ = 2108943971 is a prime.

It is not a weakly prime, because it can be changed into another prime (2243161099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1121580849 + 1121580850.

It is an arithmetic number, because the mean of its divisors is an integer number (1121580850).

Almost surely, 2^2243161699 is an apocalyptic number.

2243161699 is a deficient number, since it is larger than the sum of its proper divisors (1).

2243161699 is an equidigital number, since it uses as much as digits as its factorization.

2243161699 is an evil number, because the sum of its binary digits is even.

The product of its digits is 139968, while the sum is 43.

The square root of 2243161699 is about 47362.0280287912. The cubic root of 2243161699 is about 1309.0418374693.

The spelling of 2243161699 in words is "two billion, two hundred forty-three million, one hundred sixty-one thousand, six hundred ninety-nine".