988871503 has 2 divisors, whose sum is σ = 988871504. Its totient is φ = 988871502.

The previous prime is 988871491. The next prime is 988871531. The reversal of 988871503 is 305178889.

It is a weak prime.

It is an emirp because it is prime and its reverse (305178889) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 988871503 - 2²⁵ = 955317071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (988871003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 494435751 + 494435752.

It is an arithmetic number, because the mean of its divisors is an integer number (494435752).

Almost surely, 2^988871503 is an apocalyptic number.

988871503 is a deficient number, since it is larger than the sum of its proper divisors (1).

988871503 is an equidigital number, since it uses as much as digits as its factorization.

988871503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 483840, while the sum is 49.

The square root of 988871503 is about 31446.3273372265. The cubic root of 988871503 is about 996.2766549073.

The spelling of 988871503 in words is "nine hundred eighty-eight million, eight hundred seventy-one thousand, five hundred three".