461305919 has 2 divisors, whose sum is σ = 461305920. Its totient is φ = 461305918.

The previous prime is 461305913. The next prime is 461305981. The reversal of 461305919 is 919503164.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 461305919 - 2⁴ = 461305903 is a prime.

It is a super-2 number, since 2×461305919² = 425606301808869122, which contains 22 as substring.

It is a Sophie Germain prime.

It is equal to p_24419963 and since 461305919 and 24419963 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 (461305913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 230652959 + 230652960.

It is an arithmetic number, because the mean of its divisors is an integer number (230652960).

Almost surely, 2^461305919 is an apocalyptic number.

461305919 is a deficient number, since it is larger than the sum of its proper divisors (1).

461305919 is an equidigital number, since it uses as much as digits as its factorization.

461305919 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 29160, while the sum is 38.

The square root of 461305919 is about 21478.0334062502. The cubic root of 461305919 is about 772.6740775750.

The spelling of 461305919 in words is "four hundred sixty-one million, three hundred five thousand, nine hundred nineteen".