5675987521 has 2 divisors, whose sum is σ = 5675987522. Its totient is φ = 5675987520.

The previous prime is 5675987441. The next prime is 5675987539. The reversal of 5675987521 is 1257895765.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4551391296 + 1124596225 = 67464^2 + 33535^2 .

It is a cyclic number.

It is not a de Polignac number, because 5675987521 - 2⁷ = 5675987393 is a prime.

It is not a weakly prime, because it can be changed into another prime (5675987221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2837993760 + 2837993761.

It is an arithmetic number, because the mean of its divisors is an integer number (2837993761).

Almost surely, 2^5675987521 is an apocalyptic number.

It is an amenable number.

5675987521 is a deficient number, since it is larger than the sum of its proper divisors (1).

5675987521 is an equidigital number, since it uses as much as digits as its factorization.

5675987521 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5292000, while the sum is 55.

The square root of 5675987521 is about 75339.1499885684. The cubic root of 5675987521 is about 1783.8040432787.

The spelling of 5675987521 in words is "five billion, six hundred seventy-five million, nine hundred eighty-seven thousand, five hundred twenty-one".