988107399 has 6 divisors (see below), whose sum is σ = 1427266256. Its totient is φ = 658738260.

The previous prime is 988107377. The next prime is 988107403. The reversal of 988107399 is 993701889.

It is not a de Polignac number, because 988107399 - 2¹¹ = 988105351 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (988107359) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 54894847 + ... + 54894864.

Almost surely, 2^988107399 is an apocalyptic number.

988107399 is a deficient number, since it is larger than the sum of its proper divisors (439158857).

988107399 is a wasteful number, since it uses less digits than its factorization.

988107399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109789717 (or 109789714 counting only the distinct ones).

The product of its (nonzero) digits is 979776, while the sum is 54.

The square root of 988107399 is about 31434.1756532599. The cubic root of 988107399 is about 996.0199801237.

The spelling of 988107399 in words is "nine hundred eighty-eight million, one hundred seven thousand, three hundred ninety-nine".