1078166013103 has 4 divisors (see below), whose sum is σ = 1134911592760. Its totient is φ = 1021420433448.

The previous prime is 1078166013101. The next prime is 1078166013109. The reversal of 1078166013103 is 3013106618701.

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 1078166013103 - 2¹ = 1078166013101 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 (1078166013101) 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, 28372789800 + ... + 28372789837.

It is an arithmetic number, because the mean of its divisors is an integer number (283727898190).

Almost surely, 2^{1078166013103} is an apocalyptic number.

1078166013103 is a deficient number, since it is larger than the sum of its proper divisors (56745579657).

1078166013103 is an equidigital number, since it uses as much as digits as its factorization.

1078166013103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56745579656.

The product of its (nonzero) digits is 18144, while the sum is 37.

The spelling of 1078166013103 in words is "one trillion, seventy-eight billion, one hundred sixty-six million, thirteen thousand, one hundred three".