25011073 has 2 divisors, whose sum is σ = 25011074. Its totient is φ = 25011072.

The previous prime is 25011067. The next prime is 25011083. The reversal of 25011073 is 37011052.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 24532209 + 478864 = 4953^2 + 692^2 .

It is a cyclic number.

It is not a de Polignac number, because 25011073 - 2⁹ = 25010561 is a prime.

It is a super-2 number, since 2×25011073² = 1251107545222658, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 25011073.

It is not a weakly prime, because it can be changed into another prime (25011023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12505536 + 12505537.

It is an arithmetic number, because the mean of its divisors is an integer number (12505537).

Almost surely, 2^25011073 is an apocalyptic number.

It is an amenable number.

25011073 is a deficient number, since it is larger than the sum of its proper divisors (1).

25011073 is an equidigital number, since it uses as much as digits as its factorization.

25011073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 210, while the sum is 19.

The square root of 25011073 is about 5001.1071774158. The cubic root of 25011073 is about 292.4449376471. Note that the first 3 decimals are identical.

The spelling of 25011073 in words is "twenty-five million, eleven thousand, seventy-three".