988269979 has 2 divisors, whose sum is σ = 988269980. Its totient is φ = 988269978.

The previous prime is 988269937. The next prime is 988269991. The reversal of 988269979 is 979962889.

It is a strong prime.

It is an emirp because it is prime and its reverse (979962889) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 988269979 - 2⁷ = 988269851 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (988269379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 494134989 + 494134990.

It is an arithmetic number, because the mean of its divisors is an integer number (494134990).

Almost surely, 2^988269979 is an apocalyptic number.

988269979 is a deficient number, since it is larger than the sum of its proper divisors (1).

988269979 is an equidigital number, since it uses as much as digits as its factorization.

988269979 is an evil number, because the sum of its binary digits is even.

The product of its digits is 35271936, while the sum is 67.

The square root of 988269979 is about 31436.7615857613. The cubic root of 988269979 is about 996.0746044314.

The spelling of 988269979 in words is "nine hundred eighty-eight million, two hundred sixty-nine thousand, nine hundred seventy-nine".