10001001097 has 2 divisors, whose sum is σ = 10001001098. Its totient is φ = 10001001096.

The previous prime is 10001001083. The next prime is 10001001119. The reversal of 10001001097 is 79010010001.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9852746121 + 148254976 = 99261^2 + 12176^2 .

It is a cyclic number.

It is not a de Polignac number, because 10001001097 - 2²⁷ = 9866783369 is a prime.

It is not a weakly prime, because it can be changed into another prime (10001001037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5000500548 + 5000500549.

It is an arithmetic number, because the mean of its divisors is an integer number (5000500549).

Almost surely, 2^10001001097 is an apocalyptic number.

It is an amenable number.

10001001097 is a deficient number, since it is larger than the sum of its proper divisors (1).

10001001097 is an equidigital number, since it uses as much as digits as its factorization.

10001001097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 63, while the sum is 19.

Adding to 10001001097 its reverse (79010010001), we get a palindrome (89011011098).

The spelling of 10001001097 in words is "ten billion, one million, one thousand, ninety-seven".