561301463 has 2 divisors, whose sum is σ = 561301464. Its totient is φ = 561301462.

The previous prime is 561301459. The next prime is 561301483. The reversal of 561301463 is 364103165.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 561301463 - 2² = 561301459 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 (561301423) 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, 280650731 + 280650732.

It is an arithmetic number, because the mean of its divisors is an integer number (280650732).

Almost surely, 2^561301463 is an apocalyptic number.

561301463 is a deficient number, since it is larger than the sum of its proper divisors (1).

561301463 is an equidigital number, since it uses as much as digits as its factorization.

561301463 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 561301463 is about 23691.8015988654. The cubic root of 561301463 is about 824.8951016919.

The spelling of 561301463 in words is "five hundred sixty-one million, three hundred one thousand, four hundred sixty-three".