103378192693 has 4 divisors (see below), whose sum is σ = 104834223648. Its totient is φ = 101922161740.

The previous prime is 103378192691. The next prime is 103378192721. The reversal of 103378192693 is 396291873301.

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, and also an emirpimes, since its reverse is a distinct semiprime: 396291873301 = 607 ⋅652869643.

It is a cyclic number.

It is not a de Polignac number, because 103378192693 - 2¹ = 103378192691 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 103378192693.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103378192691) 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, 728015371 + ... + 728015512.

It is an arithmetic number, because the mean of its divisors is an integer number (26208555912).

Almost surely, 2^103378192693 is an apocalyptic number.

It is an amenable number.

103378192693 is a deficient number, since it is larger than the sum of its proper divisors (1456030955).

103378192693 is an equidigital number, since it uses as much as digits as its factorization.

103378192693 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1456030954.

The product of its (nonzero) digits is 1469664, while the sum is 52.

The spelling of 103378192693 in words is "one hundred three billion, three hundred seventy-eight million, one hundred ninety-two thousand, six hundred ninety-three".