694996199 has 2 divisors, whose sum is σ = 694996200. Its totient is φ = 694996198.

The previous prime is 694996147. The next prime is 694996213. The reversal of 694996199 is 991699496.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 694996199 - 2²⁰ = 693947623 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (694990199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 347498099 + 347498100.

It is an arithmetic number, because the mean of its divisors is an integer number (347498100).

Almost surely, 2^694996199 is an apocalyptic number.

694996199 is a deficient number, since it is larger than the sum of its proper divisors (1).

694996199 is an equidigital number, since it uses as much as digits as its factorization.

694996199 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8503056, while the sum is 62.

The square root of 694996199 is about 26362.7805627555. The cubic root of 694996199 is about 885.7832762486.

The spelling of 694996199 in words is "six hundred ninety-four million, nine hundred ninety-six thousand, one hundred ninety-nine".