8625541 has 2 divisors, whose sum is σ = 8625542. Its totient is φ = 8625540.

The previous prime is 8625527. The next prime is 8625553. The reversal of 8625541 is 1455268.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8208225 + 417316 = 2865^2 + 646^2 .

It is a cyclic number.

It is not a de Polignac number, because 8625541 - 2⁵ = 8625509 is a prime.

It is equal to p₅₇₉₀₅₅ and since 8625541 and 579055 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8625521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4312770 + 4312771.

It is an arithmetic number, because the mean of its divisors is an integer number (4312771).

Almost surely, 2^8625541 is an apocalyptic number.

It is an amenable number.

8625541 is a deficient number, since it is larger than the sum of its proper divisors (1).

8625541 is an equidigital number, since it uses as much as digits as its factorization.

8625541 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9600, while the sum is 31.

The square root of 8625541 is about 2936.9271356300. The cubic root of 8625541 is about 205.0825842161.

The spelling of 8625541 in words is "eight million, six hundred twenty-five thousand, five hundred forty-one".