988844513 has 2 divisors, whose sum is σ = 988844514. Its totient is φ = 988844512.

The previous prime is 988844429. The next prime is 988844567. The reversal of 988844513 is 315448889.

988844513 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 980503969 + 8340544 = 31313^2 + 2888^2 .

It is a cyclic number.

It is not a de Polignac number, because 988844513 - 2⁸ = 988844257 is a prime.

It is not a weakly prime, because it can be changed into another prime (988844413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 494422256 + 494422257.

It is an arithmetic number, because the mean of its divisors is an integer number (494422257).

Almost surely, 2^988844513 is an apocalyptic number.

It is an amenable number.

988844513 is a deficient number, since it is larger than the sum of its proper divisors (1).

988844513 is an equidigital number, since it uses as much as digits as its factorization.

988844513 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1105920, while the sum is 50.

The square root of 988844513 is about 31445.8981903841. The cubic root of 988844513 is about 996.2675907867.

The spelling of 988844513 in words is "nine hundred eighty-eight million, eight hundred forty-four thousand, five hundred thirteen".