1078103138694 has 32 divisors (see below), whose sum is σ = 2165057427456. Its totient is φ = 357893914560.

The previous prime is 1078103138689. The next prime is 1078103138699. The reversal of 1078103138694 is 4968313018701.

It is a happy number.

1078103138694 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (1078103138689) and next prime (1078103138699).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1078103138699) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2940939 + ... + 3287145.

It is an arithmetic number, because the mean of its divisors is an integer number (67658044608).

Almost surely, 2^{1078103138694} is an apocalyptic number.

1078103138694 is an abundant number, since it is smaller than the sum of its proper divisors (1086954288762).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1078103138694 is a wasteful number, since it uses less digits than its factorization.

1078103138694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348340.

The product of its (nonzero) digits is 870912, while the sum is 51.

The spelling of 1078103138694 in words is "one trillion, seventy-eight billion, one hundred three million, one hundred thirty-eight thousand, six hundred ninety-four".