25241350097 has 2 divisors, whose sum is σ = 25241350098. Its totient is φ = 25241350096.

The previous prime is 25241350093. The next prime is 25241350129. The reversal of 25241350097 is 79005314252.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15180457681 + 10060892416 = 123209^2 + 100304^2 .

It is a cyclic number.

It is not a de Polignac number, because 25241350097 - 2² = 25241350093 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 25241350097.

It is not a weakly prime, because it can be changed into another prime (25241350093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12620675048 + 12620675049.

It is an arithmetic number, because the mean of its divisors is an integer number (12620675049).

Almost surely, 2^25241350097 is an apocalyptic number.

It is an amenable number.

25241350097 is a deficient number, since it is larger than the sum of its proper divisors (1).

25241350097 is an equidigital number, since it uses as much as digits as its factorization.

25241350097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 75600, while the sum is 38.

The spelling of 25241350097 in words is "twenty-five billion, two hundred forty-one million, three hundred fifty thousand, ninety-seven".