103998127 has 2 divisors, whose sum is σ = 103998128. Its totient is φ = 103998126.

The previous prime is 103998113. The next prime is 103998131. The reversal of 103998127 is 721899301.

It is a strong prime.

It is an emirp because it is prime and its reverse (721899301) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103998127 is a prime.

It is a super-2 number, since 2×103998127² = 21631220839016258, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 103998127.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103998187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51999063 + 51999064.

It is an arithmetic number, because the mean of its divisors is an integer number (51999064).

Almost surely, 2^103998127 is an apocalyptic number.

103998127 is a deficient number, since it is larger than the sum of its proper divisors (1).

103998127 is an equidigital number, since it uses as much as digits as its factorization.

103998127 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27216, while the sum is 40.

The square root of 103998127 is about 10197.9471953918. The cubic root of 103998127 is about 470.2641144183.

The spelling of 103998127 in words is "one hundred three million, nine hundred ninety-eight thousand, one hundred twenty-seven".