25103324273 has 2 divisors, whose sum is σ = 25103324274. Its totient is φ = 25103324272.

The previous prime is 25103324161. The next prime is 25103324297. The reversal of 25103324273 is 37242330152.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 24684180544 + 419143729 = 157112^2 + 20473^2 .

It is a cyclic number.

It is not a de Polignac number, because 25103324273 - 2¹⁶ = 25103258737 is a prime.

It is not a weakly prime, because it can be changed into another prime (25103324573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12551662136 + 12551662137.

It is an arithmetic number, because the mean of its divisors is an integer number (12551662137).

Almost surely, 2^25103324273 is an apocalyptic number.

It is an amenable number.

25103324273 is a deficient number, since it is larger than the sum of its proper divisors (1).

25103324273 is an equidigital number, since it uses as much as digits as its factorization.

25103324273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 32.

The spelling of 25103324273 in words is "twenty-five billion, one hundred three million, three hundred twenty-four thousand, two hundred seventy-three".