2505453541 has 2 divisors, whose sum is σ = 2505453542. Its totient is φ = 2505453540.

The previous prime is 2505453529. The next prime is 2505453547. The reversal of 2505453541 is 1453545052.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2505402916 + 50625 = 50054^2 + 225^2 .

It is a cyclic number.

It is not a de Polignac number, because 2505453541 - 2⁷ = 2505453413 is a prime.

It is a super-2 number, since 2×2505453541² = 12554594892218877362, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2505453497 and 2505453506.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2505453547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1252726770 + 1252726771.

It is an arithmetic number, because the mean of its divisors is an integer number (1252726771).

Almost surely, 2^2505453541 is an apocalyptic number.

It is an amenable number.

2505453541 is a deficient number, since it is larger than the sum of its proper divisors (1).

2505453541 is an equidigital number, since it uses as much as digits as its factorization.

2505453541 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60000, while the sum is 34.

The square root of 2505453541 is about 50054.5057012853. The cubic root of 2505453541 is about 1358.1949707519.

Adding to 2505453541 its reverse (1453545052), we get a palindrome (3958998593).

The spelling of 2505453541 in words is "two billion, five hundred five million, four hundred fifty-three thousand, five hundred forty-one".