25012441 has 2 divisors, whose sum is σ = 25012442. Its totient is φ = 25012440.

The previous prime is 25012433. The next prime is 25012447. The reversal of 25012441 is 14421052.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22762441 + 2250000 = 4771^2 + 1500^2 .

It is a cyclic number.

It is not a de Polignac number, because 25012441 - 2³ = 25012433 is a prime.

It is not a weakly prime, because it can be changed into another prime (25012447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12506220 + 12506221.

It is an arithmetic number, because the mean of its divisors is an integer number (12506221).

Almost surely, 2^25012441 is an apocalyptic number.

It is an amenable number.

25012441 is a deficient number, since it is larger than the sum of its proper divisors (1).

25012441 is an equidigital number, since it uses as much as digits as its factorization.

25012441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 25012441 is about 5001.2439452600. The cubic root of 25012441 is about 292.4502693840.

Adding to 25012441 its reverse (14421052), we get a palindrome (39433493).

The spelling of 25012441 in words is "twenty-five million, twelve thousand, four hundred forty-one".