265541425 has 6 divisors (see below), whose sum is σ = 329271398. Its totient is φ = 212433120.

The previous prime is 265541413. The next prime is 265541453. The reversal of 265541425 is 524145562.

It can be written as a sum of positive squares in 3 ways, for example, as 93721761 + 171819664 = 9681^2 + 13108^2 .

It is a de Polignac number, because none of the positive numbers 2^k-265541425 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5310804 + ... + 5310853.

Almost surely, 2^265541425 is an apocalyptic number.

265541425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

265541425 is a deficient number, since it is larger than the sum of its proper divisors (63729973).

265541425 is a wasteful number, since it uses less digits than its factorization.

265541425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10621667 (or 10621662 counting only the distinct ones).

The product of its digits is 48000, while the sum is 34.

The square root of 265541425 is about 16295.4418473388. The cubic root of 265541425 is about 642.7529725977.

Adding to 265541425 its reverse (524145562), we get a palindrome (789686987).

The spelling of 265541425 in words is "two hundred sixty-five million, five hundred forty-one thousand, four hundred twenty-five".