104253207161 has 2 divisors, whose sum is σ = 104253207162. Its totient is φ = 104253207160.

The previous prime is 104253207143. The next prime is 104253207199. The reversal of 104253207161 is 161702352401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 76151713936 + 28101493225 = 275956^2 + 167635^2 .

It is a cyclic number.

It is not a de Polignac number, because 104253207161 - 2²⁶ = 104186098297 is a prime.

It is not a weakly prime, because it can be changed into another prime (104253207661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52126603580 + 52126603581.

It is an arithmetic number, because the mean of its divisors is an integer number (52126603581).

Almost surely, 2^104253207161 is an apocalyptic number.

It is an amenable number.

104253207161 is a deficient number, since it is larger than the sum of its proper divisors (1).

104253207161 is an equidigital number, since it uses as much as digits as its factorization.

104253207161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10080, while the sum is 32.

Adding to 104253207161 its reverse (161702352401), we get a palindrome (265955559562).

The spelling of 104253207161 in words is "one hundred four billion, two hundred fifty-three million, two hundred seven thousand, one hundred sixty-one".