2541547 has 2 divisors, whose sum is σ = 2541548. Its totient is φ = 2541546.

The previous prime is 2541541. The next prime is 2541559. The reversal of 2541547 is 7451452.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2541547 is a prime.

It is a super-2 number, since 2×2541547² = 12918922306418, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2541541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1270773 + 1270774.

It is an arithmetic number, because the mean of its divisors is an integer number (1270774).

2^2541547 is an apocalyptic number.

2541547 is a deficient number, since it is larger than the sum of its proper divisors (1).

2541547 is an equidigital number, since it uses as much as digits as its factorization.

2541547 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5600, while the sum is 28.

The square root of 2541547 is about 1594.2230082394. The cubic root of 2541547 is about 136.4685933638.

Adding to 2541547 its reverse (7451452), we get a palindrome (9992999).

The spelling of 2541547 in words is "two million, five hundred forty-one thousand, five hundred forty-seven".