461623199 has 2 divisors, whose sum is σ = 461623200. Its totient is φ = 461623198.

The previous prime is 461623181. The next prime is 461623213. The reversal of 461623199 is 991326164.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 461623199 - 2²⁰ = 460574623 is a prime.

It is equal to p_24435869 and since 461623199 and 24435869 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (461623109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 230811599 + 230811600.

It is an arithmetic number, because the mean of its divisors is an integer number (230811600).

Almost surely, 2^461623199 is an apocalyptic number.

461623199 is a deficient number, since it is larger than the sum of its proper divisors (1).

461623199 is an equidigital number, since it uses as much as digits as its factorization.

461623199 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 69984, while the sum is 41.

The square root of 461623199 is about 21485.4182877597. The cubic root of 461623199 is about 772.8511819202.

The spelling of 461623199 in words is "four hundred sixty-one million, six hundred twenty-three thousand, one hundred ninety-nine".