97912010401 has 2 divisors, whose sum is σ = 97912010402. Its totient is φ = 97912010400.

The previous prime is 97912010389. The next prime is 97912010453. The reversal of 97912010401 is 10401021979.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 97578765376 + 333245025 = 312376^2 + 18255^2 .

It is a cyclic number.

It is not a de Polignac number, because 97912010401 - 2⁵ = 97912010369 is a prime.

It is not a weakly prime, because it can be changed into another prime (97912010201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48956005200 + 48956005201.

It is an arithmetic number, because the mean of its divisors is an integer number (48956005201).

Almost surely, 2^97912010401 is an apocalyptic number.

It is an amenable number.

97912010401 is a deficient number, since it is larger than the sum of its proper divisors (1).

97912010401 is an equidigital number, since it uses as much as digits as its factorization.

97912010401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4536, while the sum is 34.

The spelling of 97912010401 in words is "ninety-seven billion, nine hundred twelve million, ten thousand, four hundred one".