8725054477 has 2 divisors, whose sum is σ = 8725054478. Its totient is φ = 8725054476.

The previous prime is 8725054453. The next prime is 8725054523. The reversal of 8725054477 is 7744505278.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8652906441 + 72148036 = 93021^2 + 8494^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8725054477 is a prime.

It is a super-2 number, since 2×8725054477² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 8725054477.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8725054417) 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, 4362527238 + 4362527239.

It is an arithmetic number, because the mean of its divisors is an integer number (4362527239).

Almost surely, 2^8725054477 is an apocalyptic number.

It is an amenable number.

8725054477 is a deficient number, since it is larger than the sum of its proper divisors (1).

8725054477 is an equidigital number, since it uses as much as digits as its factorization.

8725054477 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2195200, while the sum is 49.

The square root of 8725054477 is about 93408.0000695872. Note that the first 4 decimals coincide. The cubic root of 8725054477 is about 2058.6825456961.

The spelling of 8725054477 in words is "eight billion, seven hundred twenty-five million, fifty-four thousand, four hundred seventy-seven".