8525013551 has 2 divisors, whose sum is σ = 8525013552. Its totient is φ = 8525013550.

The previous prime is 8525013533. The next prime is 8525013559. The reversal of 8525013551 is 1553105258.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8525013551 - 2⁶ = 8525013487 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8525013559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4262506775 + 4262506776.

It is an arithmetic number, because the mean of its divisors is an integer number (4262506776).

Almost surely, 2^8525013551 is an apocalyptic number.

8525013551 is a deficient number, since it is larger than the sum of its proper divisors (1).

8525013551 is an equidigital number, since it uses as much as digits as its factorization.

8525013551 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30000, while the sum is 35.

The square root of 8525013551 is about 92330.9999458470. Note that the first 4 decimals coincide. The cubic root of 8525013551 is about 2042.8274863002.

The spelling of 8525013551 in words is "eight billion, five hundred twenty-five million, thirteen thousand, five hundred fifty-one".