461142193 has 2 divisors, whose sum is σ = 461142194. Its totient is φ = 461142192.

The previous prime is 461142169. The next prime is 461142223. The reversal of 461142193 is 391241164.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 401281024 + 59861169 = 20032^2 + 7737^2 .

It is a cyclic number.

It is not a de Polignac number, because 461142193 - 2¹³ = 461134001 is a prime.

It is equal to p_24411757 and since 461142193 and 24411757 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (461142113) 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, 230571096 + 230571097.

It is an arithmetic number, because the mean of its divisors is an integer number (230571097).

Almost surely, 2^461142193 is an apocalyptic number.

It is an amenable number.

461142193 is a deficient number, since it is larger than the sum of its proper divisors (1).

461142193 is an equidigital number, since it uses as much as digits as its factorization.

461142193 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5184, while the sum is 31.

The square root of 461142193 is about 21474.2215924117. The cubic root of 461142193 is about 772.5826546527.

The spelling of 461142193 in words is "four hundred sixty-one million, one hundred forty-two thousand, one hundred ninety-three".