2545241 has 2 divisors, whose sum is σ = 2545242. Its totient is φ = 2545240.

The previous prime is 2545237. The next prime is 2545253. The reversal of 2545241 is 1425452.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2496400 + 48841 = 1580^2 + 221^2 .

It is a cyclic number.

It is not a de Polignac number, because 2545241 - 2² = 2545237 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is equal to p₁₈₆₁₄₃ and since 2545241 and 186143 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (2545211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1272620 + 1272621.

It is an arithmetic number, because the mean of its divisors is an integer number (1272621).

2^2545241 is an apocalyptic number.

It is an amenable number.

2545241 is a deficient number, since it is larger than the sum of its proper divisors (1).

2545241 is an equidigital number, since it uses as much as digits as its factorization.

2545241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1600, while the sum is 23.

The square root of 2545241 is about 1595.3811456827. The cubic root of 2545241 is about 136.5346779108.

The spelling of 2545241 in words is "two million, five hundred forty-five thousand, two hundred forty-one".