103186853993 has 2 divisors, whose sum is σ = 103186853994. Its totient is φ = 103186853992.

The previous prime is 103186853927. The next prime is 103186854101. The reversal of 103186853993 is 399358681301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 92369189929 + 10817664064 = 303923^2 + 104008^2 .

It is a cyclic number.

It is not a de Polignac number, because 103186853993 - 2¹⁰ = 103186852969 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (103186853593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51593426996 + 51593426997.

It is an arithmetic number, because the mean of its divisors is an integer number (51593426997).

Almost surely, 2^103186853993 is an apocalyptic number.

It is an amenable number.

103186853993 is a deficient number, since it is larger than the sum of its proper divisors (1).

103186853993 is an equidigital number, since it uses as much as digits as its factorization.

103186853993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4199040, while the sum is 56.

The spelling of 103186853993 in words is "one hundred three billion, one hundred eighty-six million, eight hundred fifty-three thousand, nine hundred ninety-three".