97408978223 has 2 divisors, whose sum is σ = 97408978224. Its totient is φ = 97408978222.

The previous prime is 97408978211. The next prime is 97408978243. The reversal of 97408978223 is 32287980479.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-97408978223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97408978243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48704489111 + 48704489112.

It is an arithmetic number, because the mean of its divisors is an integer number (48704489112).

Almost surely, 2^97408978223 is an apocalyptic number.

97408978223 is a deficient number, since it is larger than the sum of its proper divisors (1).

97408978223 is an equidigital number, since it uses as much as digits as its factorization.

97408978223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12192768, while the sum is 59.

The spelling of 97408978223 in words is "ninety-seven billion, four hundred eight million, nine hundred seventy-eight thousand, two hundred twenty-three".