97101663443 has 2 divisors, whose sum is σ = 97101663444. Its totient is φ = 97101663442.

The previous prime is 97101663437. The next prime is 97101663479. The reversal of 97101663443 is 34436610179.

It is a weak prime.

It is an emirp because it is prime and its reverse (34436610179) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 97101663443 - 2⁸ = 97101663187 is a prime.

It is a super-2 number, since 2×97101663443² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 97101663394 and 97101663403.

It is not a weakly prime, because it can be changed into another prime (97101663643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48550831721 + 48550831722.

It is an arithmetic number, because the mean of its divisors is an integer number (48550831722).

Almost surely, 2^97101663443 is an apocalyptic number.

97101663443 is a deficient number, since it is larger than the sum of its proper divisors (1).

97101663443 is an equidigital number, since it uses as much as digits as its factorization.

97101663443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 326592, while the sum is 44.

The spelling of 97101663443 in words is "ninety-seven billion, one hundred one million, six hundred sixty-three thousand, four hundred forty-three".