561072703 has 2 divisors, whose sum is σ = 561072704. Its totient is φ = 561072702.

The previous prime is 561072691. The next prime is 561072731. The reversal of 561072703 is 307270165.

561072703 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-561072703 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (561072103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 280536351 + 280536352.

It is an arithmetic number, because the mean of its divisors is an integer number (280536352).

Almost surely, 2^561072703 is an apocalyptic number.

561072703 is a deficient number, since it is larger than the sum of its proper divisors (1).

561072703 is an equidigital number, since it uses as much as digits as its factorization.

561072703 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8820, while the sum is 31.

The square root of 561072703 is about 23686.9732764657. The cubic root of 561072703 is about 824.7830236867.

The spelling of 561072703 in words is "five hundred sixty-one million, seventy-two thousand, seven hundred three".