1145973939078 has 8 divisors (see below), whose sum is σ = 2291947878168. Its totient is φ = 381991313024.

The previous prime is 1145973939059. The next prime is 1145973939101. The reversal of 1145973939078 is 8709393795411.

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

1145973939078 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, 95497828251 + ... + 95497828262.

It is an arithmetic number, because the mean of its divisors is an integer number (286493484771).

Almost surely, 2^{1145973939078} is an apocalyptic number.

1145973939078 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.

1145973939078 is a wasteful number, since it uses less digits than its factorization.

1145973939078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190995656518.

The product of its (nonzero) digits is 51438240, while the sum is 66.

The spelling of 1145973939078 in words is "one trillion, one hundred forty-five billion, nine hundred seventy-three million, nine hundred thirty-nine thousand, seventy-eight".