988633523 has 2 divisors, whose sum is σ = 988633524. Its totient is φ = 988633522.

The previous prime is 988633507. The next prime is 988633543. The reversal of 988633523 is 325336889.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (325336889) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 988633523 - 2⁴ = 988633507 is a prime.

It is not a weakly prime, because it can be changed into another prime (988633543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 494316761 + 494316762.

It is an arithmetic number, because the mean of its divisors is an integer number (494316762).

Almost surely, 2^988633523 is an apocalyptic number.

988633523 is a deficient number, since it is larger than the sum of its proper divisors (1).

988633523 is an equidigital number, since it uses as much as digits as its factorization.

988633523 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 933120, while the sum is 47.

The square root of 988633523 is about 31442.5432018468. The cubic root of 988633523 is about 996.1967277918.

The spelling of 988633523 in words is "nine hundred eighty-eight million, six hundred thirty-three thousand, five hundred twenty-three".