25850653 has 2 divisors, whose sum is σ = 25850654. Its totient is φ = 25850652.

The previous prime is 25850633. The next prime is 25850701. The reversal of 25850653 is 35605852.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25583364 + 267289 = 5058^2 + 517^2 .

It is a cyclic number.

It is not a de Polignac number, because 25850653 - 2¹³ = 25842461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25850633) 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, 12925326 + 12925327.

It is an arithmetic number, because the mean of its divisors is an integer number (12925327).

Almost surely, 2^25850653 is an apocalyptic number.

It is an amenable number.

25850653 is a deficient number, since it is larger than the sum of its proper divisors (1).

25850653 is an equidigital number, since it uses as much as digits as its factorization.

25850653 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36000, while the sum is 34.

The square root of 25850653 is about 5084.3537445776. The cubic root of 25850653 is about 295.6812866407.

The spelling of 25850653 in words is "twenty-five million, eight hundred fifty thousand, six hundred fifty-three".