103881351517 has 4 divisors (see below), whose sum is σ = 105344469216. Its totient is φ = 102418233820.

The previous prime is 103881351491. The next prime is 103881351527. The reversal of 103881351517 is 715153188301.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 103881351517 - 2¹⁹ = 103880827229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103881351527) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 731558743 + ... + 731558884.

It is an arithmetic number, because the mean of its divisors is an integer number (26336117304).

Almost surely, 2^103881351517 is an apocalyptic number.

It is an amenable number.

103881351517 is a deficient number, since it is larger than the sum of its proper divisors (1463117699).

103881351517 is an equidigital number, since it uses as much as digits as its factorization.

103881351517 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1463117698.

The product of its (nonzero) digits is 100800, while the sum is 43.

The spelling of 103881351517 in words is "one hundred three billion, eight hundred eighty-one million, three hundred fifty-one thousand, five hundred seventeen".