998614031 has 2 divisors, whose sum is σ = 998614032. Its totient is φ = 998614030.

The previous prime is 998613953. The next prime is 998614033. The reversal of 998614031 is 130416899.

998614031 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 is an emirp because it is prime and its reverse (130416899) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 998614031 - 2²⁶ = 931505167 is a prime.

It is a super-2 number, since 2×998614031² = 1994459965820137922, which contains 22 as substring.

Together with 998614033, it forms a pair of twin primes.

It is a Chen prime.

It is equal to p_50780867 and since 998614031 and 50780867 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 998614031.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (998614033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 499307015 + 499307016.

It is an arithmetic number, because the mean of its divisors is an integer number (499307016).

Almost surely, 2^998614031 is an apocalyptic number.

998614031 is a deficient number, since it is larger than the sum of its proper divisors (1).

998614031 is an equidigital number, since it uses as much as digits as its factorization.

998614031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 46656, while the sum is 41.

The square root of 998614031 is about 31600.8549093217. The cubic root of 998614031 is about 999.5377967344.

The spelling of 998614031 in words is "nine hundred ninety-eight million, six hundred fourteen thousand, thirty-one".