25875461 has 2 divisors, whose sum is σ = 25875462. Its totient is φ = 25875460.

The previous prime is 25875433. The next prime is 25875463. The reversal of 25875461 is 16457852.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17430625 + 8444836 = 4175^2 + 2906^2 .

It is a cyclic number.

It is not a de Polignac number, because 25875461 - 2¹⁰ = 25874437 is a prime.

Together with 25875463, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25875463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12937730 + 12937731.

It is an arithmetic number, because the mean of its divisors is an integer number (12937731).

Almost surely, 2^25875461 is an apocalyptic number.

It is an amenable number.

25875461 is a deficient number, since it is larger than the sum of its proper divisors (1).

25875461 is an equidigital number, since it uses as much as digits as its factorization.

25875461 is an evil number, because the sum of its binary digits is even.

The product of its digits is 67200, while the sum is 38.

The square root of 25875461 is about 5086.7928009700. The cubic root of 25875461 is about 295.7758415202.

The spelling of 25875461 in words is "twenty-five million, eight hundred seventy-five thousand, four hundred sixty-one".