103486194879 has 4 divisors (see below), whose sum is σ = 137981593176. Its totient is φ = 68990796584.

The previous prime is 103486194829. The next prime is 103486194887. The reversal of 103486194879 is 978491684301.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 103486194879 - 2¹² = 103486190783 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103486194829) 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, 17247699144 + ... + 17247699149.

It is an arithmetic number, because the mean of its divisors is an integer number (34495398294).

Almost surely, 2^103486194879 is an apocalyptic number.

103486194879 is a deficient number, since it is larger than the sum of its proper divisors (34495398297).

103486194879 is an equidigital number, since it uses as much as digits as its factorization.

103486194879 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34495398296.

The product of its (nonzero) digits is 10450944, while the sum is 60.

The spelling of 103486194879 in words is "one hundred three billion, four hundred eighty-six million, one hundred ninety-four thousand, eight hundred seventy-nine".