461195947 has 2 divisors, whose sum is σ = 461195948. Its totient is φ = 461195946.

The previous prime is 461195923. The next prime is 461195951. The reversal of 461195947 is 749591164.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-461195947 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 461195897 and 461195906.

It is not a weakly prime, because it can be changed into another prime (461195447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 230597973 + 230597974.

It is an arithmetic number, because the mean of its divisors is an integer number (230597974).

Almost surely, 2^461195947 is an apocalyptic number.

461195947 is a deficient number, since it is larger than the sum of its proper divisors (1).

461195947 is an equidigital number, since it uses as much as digits as its factorization.

461195947 is an evil number, because the sum of its binary digits is even.

The product of its digits is 272160, while the sum is 46.

The square root of 461195947 is about 21475.4731496188. The cubic root of 461195947 is about 772.6126727217.

The spelling of 461195947 in words is "four hundred sixty-one million, one hundred ninety-five thousand, nine hundred forty-seven".