194346899 has 2 divisors, whose sum is σ = 194346900. Its totient is φ = 194346898.

The previous prime is 194346869. The next prime is 194346917. The reversal of 194346899 is 998643491.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 194346899 - 2¹⁶ = 194281363 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 194346899.

It is not a weakly prime, because it can be changed into another prime (194346869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97173449 + 97173450.

It is an arithmetic number, because the mean of its divisors is an integer number (97173450).

Almost surely, 2^194346899 is an apocalyptic number.

194346899 is a deficient number, since it is larger than the sum of its proper divisors (1).

194346899 is an equidigital number, since it uses as much as digits as its factorization.

194346899 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1679616, while the sum is 53.

The square root of 194346899 is about 13940.8356636179. The cubic root of 194346899 is about 579.2408806393.

The spelling of 194346899 in words is "one hundred ninety-four million, three hundred forty-six thousand, eight hundred ninety-nine".