12725545097 has 2 divisors, whose sum is σ = 12725545098. Its totient is φ = 12725545096.

The previous prime is 12725545093. The next prime is 12725545121. The reversal of 12725545097 is 79054552721.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7013057536 + 5712487561 = 83744^2 + 75581^2 .

It is a cyclic number.

It is not a de Polignac number, because 12725545097 - 2² = 12725545093 is a prime.

It is not a weakly prime, because it can be changed into another prime (12725545093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6362772548 + 6362772549.

It is an arithmetic number, because the mean of its divisors is an integer number (6362772549).

Almost surely, 2^12725545097 is an apocalyptic number.

It is an amenable number.

12725545097 is a deficient number, since it is larger than the sum of its proper divisors (1).

12725545097 is an equidigital number, since it uses as much as digits as its factorization.

12725545097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 882000, while the sum is 47.

The spelling of 12725545097 in words is "twelve billion, seven hundred twenty-five million, five hundred forty-five thousand, ninety-seven".