25875541 has 2 divisors, whose sum is σ = 25875542. Its totient is φ = 25875540.

The previous prime is 25875527. The next prime is 25875559. The reversal of 25875541 is 14557852.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16573041 + 9302500 = 4071^2 + 3050^2 .

It is a cyclic number.

It is not a de Polignac number, because 25875541 - 2⁹ = 25875029 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 25875541.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25875341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12937770 + 12937771.

It is an arithmetic number, because the mean of its divisors is an integer number (12937771).

Almost surely, 2^25875541 is an apocalyptic number.

It is an amenable number.

25875541 is a deficient number, since it is larger than the sum of its proper divisors (1).

25875541 is an equidigital number, since it uses as much as digits as its factorization.

25875541 is an evil number, because the sum of its binary digits is even.

The product of its digits is 56000, while the sum is 37.

The square root of 25875541 is about 5086.8006644648. The cubic root of 25875541 is about 295.7761463398.

It can be divided in two parts, 2587 and 5541, that added together give a triangular number (8128 = T₁₂₇).

The spelling of 25875541 in words is "twenty-five million, eight hundred seventy-five thousand, five hundred forty-one".