1075123478406 has 8 divisors (see below), whose sum is σ = 2150246956824. Its totient is φ = 358374492800.

The previous prime is 1075123478381. The next prime is 1075123478423. The reversal of 1075123478406 is 6048743215701.

It is a sphenic number, since it is the product of 3 distinct primes.

1075123478406 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89593623195 + ... + 89593623206.

It is an arithmetic number, because the mean of its divisors is an integer number (268780869603).

Almost surely, 2^{1075123478406} is an apocalyptic number.

1075123478406 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1075123478406 is a wasteful number, since it uses less digits than its factorization.

1075123478406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179187246406.

The product of its (nonzero) digits is 1128960, while the sum is 48.

The spelling of 1075123478406 in words is "one trillion, seventy-five billion, one hundred twenty-three million, four hundred seventy-eight thousand, four hundred six".