97809703 has 2 divisors, whose sum is σ = 97809704. Its totient is φ = 97809702.

The previous prime is 97809661. The next prime is 97809737. The reversal of 97809703 is 30790879.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-97809703 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 97809703.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97809203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48904851 + 48904852.

It is an arithmetic number, because the mean of its divisors is an integer number (48904852).

Almost surely, 2^97809703 is an apocalyptic number.

97809703 is a deficient number, since it is larger than the sum of its proper divisors (1).

97809703 is an equidigital number, since it uses as much as digits as its factorization.

97809703 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 95256, while the sum is 43.

The square root of 97809703 is about 9889.8788162444. The cubic root of 97809703 is about 460.7450167259.

The spelling of 97809703 in words is "ninety-seven million, eight hundred nine thousand, seven hundred three".