1075894765042 has 4 divisors (see below), whose sum is σ = 1613842147566. Its totient is φ = 537947382520.

The previous prime is 1075894765037. The next prime is 1075894765063. The reversal of 1075894765042 is 2405674985701.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 750252201241 + 325642563801 = 866171^2 + 570651^2 .

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 268973691259 + ... + 268973691262.

Almost surely, 2^{1075894765042} is an apocalyptic number.

1075894765042 is a deficient number, since it is larger than the sum of its proper divisors (537947382524).

1075894765042 is an equidigital number, since it uses as much as digits as its factorization.

1075894765042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 537947382523.

The product of its (nonzero) digits is 16934400, while the sum is 58.

The spelling of 1075894765042 in words is "one trillion, seventy-five billion, eight hundred ninety-four million, seven hundred sixty-five thousand, forty-two".