25300073 has 2 divisors, whose sum is σ = 25300074. Its totient is φ = 25300072.

The previous prime is 25300049. The next prime is 25300081. The reversal of 25300073 is 37000352.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14462809 + 10837264 = 3803^2 + 3292^2 .

It is a cyclic number.

It is not a de Polignac number, because 25300073 - 2¹⁴ = 25283689 is a prime.

It is not a weakly prime, because it can be changed into another prime (25300003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12650036 + 12650037.

It is an arithmetic number, because the mean of its divisors is an integer number (12650037).

Almost surely, 2^25300073 is an apocalyptic number.

It is an amenable number.

25300073 is a deficient number, since it is larger than the sum of its proper divisors (1).

25300073 is an equidigital number, since it uses as much as digits as its factorization.

25300073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 630, while the sum is 20.

The square root of 25300073 is about 5029.9177925688. The cubic root of 25300073 is about 293.5670157802.

The spelling of 25300073 in words is "twenty-five million, three hundred thousand, seventy-three".