988456319 has 2 divisors, whose sum is σ = 988456320. Its totient is φ = 988456318.

The previous prime is 988456267. The next prime is 988456321. The reversal of 988456319 is 913654889.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 988456319 - 2²⁴ = 971679103 is a prime.

It is a super-2 number, since 2×988456319² = 1954091789142059522, which contains 22 as substring.

Together with 988456321, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (988456919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 494228159 + 494228160.

It is an arithmetic number, because the mean of its divisors is an integer number (494228160).

Almost surely, 2^988456319 is an apocalyptic number.

988456319 is a deficient number, since it is larger than the sum of its proper divisors (1).

988456319 is an equidigital number, since it uses as much as digits as its factorization.

988456319 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1866240, while the sum is 53.

The square root of 988456319 is about 31439.7251737352. The cubic root of 988456319 is about 996.1372043556.

The spelling of 988456319 in words is "nine hundred eighty-eight million, four hundred fifty-six thousand, three hundred nineteen".