461220479 has 2 divisors, whose sum is σ = 461220480. Its totient is φ = 461220478.

The previous prime is 461220443. The next prime is 461220491. The reversal of 461220479 is 974022164.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 461220479 - 2¹² = 461216383 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 (461223479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 230610239 + 230610240.

It is an arithmetic number, because the mean of its divisors is an integer number (230610240).

Almost surely, 2^461220479 is an apocalyptic number.

461220479 is a deficient number, since it is larger than the sum of its proper divisors (1).

461220479 is an equidigital number, since it uses as much as digits as its factorization.

461220479 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 35.

The square root of 461220479 is about 21476.0443052253. The cubic root of 461220479 is about 772.6263714529.

The spelling of 461220479 in words is "four hundred sixty-one million, two hundred twenty thousand, four hundred seventy-nine".