103791971 has 2 divisors, whose sum is σ = 103791972. Its totient is φ = 103791970.

The previous prime is 103791959. The next prime is 103791973. The reversal of 103791971 is 179197301.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 103791971 - 2²⁶ = 36683107 is a prime.

Together with 103791973, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (103791973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51895985 + 51895986.

It is an arithmetic number, because the mean of its divisors is an integer number (51895986).

Almost surely, 2^103791971 is an apocalyptic number.

103791971 is a deficient number, since it is larger than the sum of its proper divisors (1).

103791971 is an equidigital number, since it uses as much as digits as its factorization.

103791971 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11907, while the sum is 38.

The square root of 103791971 is about 10187.8344607674. The cubic root of 103791971 is about 469.9531732433.

The spelling of 103791971 in words is "one hundred three million, seven hundred ninety-one thousand, nine hundred seventy-one".