2541526441 has 2 divisors, whose sum is σ = 2541526442. Its totient is φ = 2541526440.

The previous prime is 2541526433. The next prime is 2541526511. The reversal of 2541526441 is 1446251452.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1944457216 + 597069225 = 44096^2 + 24435^2 .

It is a cyclic number.

It is not a de Polignac number, because 2541526441 - 2³ = 2541526433 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2541526397 and 2541526406.

It is not a weakly prime, because it can be changed into another prime (2541521441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1270763220 + 1270763221.

It is an arithmetic number, because the mean of its divisors is an integer number (1270763221).

Almost surely, 2^2541526441 is an apocalyptic number.

It is an amenable number.

2541526441 is a deficient number, since it is larger than the sum of its proper divisors (1).

2541526441 is an equidigital number, since it uses as much as digits as its factorization.

2541526441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 38400, while the sum is 34.

The square root of 2541526441 is about 50413.5541397351. The cubic root of 2541526441 is about 1364.6822539039.

Adding to 2541526441 its reverse (1446251452), we get a palindrome (3987777893).

The spelling of 2541526441 in words is "two billion, five hundred forty-one million, five hundred twenty-six thousand, four hundred forty-one".