988547123 has 2 divisors, whose sum is σ = 988547124. Its totient is φ = 988547122.

The previous prime is 988547083. The next prime is 988547141. The reversal of 988547123 is 321745889.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (321745889) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 988547123 - 2¹⁰ = 988546099 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (988547423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 494273561 + 494273562.

It is an arithmetic number, because the mean of its divisors is an integer number (494273562).

Almost surely, 2^988547123 is an apocalyptic number.

988547123 is a deficient number, since it is larger than the sum of its proper divisors (1).

988547123 is an equidigital number, since it uses as much as digits as its factorization.

988547123 is an evil number, because the sum of its binary digits is even.

The product of its digits is 483840, while the sum is 47.

The square root of 988547123 is about 31441.1692371642. The cubic root of 988547123 is about 996.1677066218.

The spelling of 988547123 in words is "nine hundred eighty-eight million, five hundred forty-seven thousand, one hundred twenty-three".