103888591 has 2 divisors, whose sum is σ = 103888592. Its totient is φ = 103888590.

The previous prime is 103888583. The next prime is 103888597. The reversal of 103888591 is 195888301.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 103888591 - 2³ = 103888583 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103888597) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51944295 + 51944296.

It is an arithmetic number, because the mean of its divisors is an integer number (51944296).

Almost surely, 2^103888591 is an apocalyptic number.

103888591 is a deficient number, since it is larger than the sum of its proper divisors (1).

103888591 is an equidigital number, since it uses as much as digits as its factorization.

103888591 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69120, while the sum is 43.

The square root of 103888591 is about 10192.5752879240. The cubic root of 103888591 is about 470.0989545681.

The spelling of 103888591 in words is "one hundred three million, eight hundred eighty-eight thousand, five hundred ninety-one".