103842251 has 2 divisors, whose sum is σ = 103842252. Its totient is φ = 103842250.

The previous prime is 103842209. The next prime is 103842253. The reversal of 103842251 is 152248301.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 103842251 - 2⁶ = 103842187 is a prime.

Together with 103842253, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 103842251.

It is not a weakly prime, because it can be changed into another prime (103842253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51921125 + 51921126.

It is an arithmetic number, because the mean of its divisors is an integer number (51921126).

Almost surely, 2^103842251 is an apocalyptic number.

103842251 is a deficient number, since it is larger than the sum of its proper divisors (1).

103842251 is an equidigital number, since it uses as much as digits as its factorization.

103842251 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 103842251 is about 10190.3018110358. The cubic root of 103842251 is about 470.0290475483.

The spelling of 103842251 in words is "one hundred three million, eight hundred forty-two thousand, two hundred fifty-one".