8174450897 has 2 divisors, whose sum is σ = 8174450898. Its totient is φ = 8174450896.

The previous prime is 8174450873. The next prime is 8174450923. The reversal of 8174450897 is 7980544718.

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., 5517666961 + 2656783936 = 74281^2 + 51544^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8174450897 is a prime.

It is not a weakly prime, because it can be changed into another prime (8174450827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4087225448 + 4087225449.

It is an arithmetic number, because the mean of its divisors is an integer number (4087225449).

Almost surely, 2^8174450897 is an apocalyptic number.

It is an amenable number.

8174450897 is a deficient number, since it is larger than the sum of its proper divisors (1).

8174450897 is an equidigital number, since it uses as much as digits as its factorization.

8174450897 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2257920, while the sum is 53.

The square root of 8174450897 is about 90412.6700026053. The cubic root of 8174450897 is about 2014.4331660535.

The spelling of 8174450897 in words is "eight billion, one hundred seventy-four million, four hundred fifty thousand, eight hundred ninety-seven".