1190941321426 has 4 divisors (see below), whose sum is σ = 1786411982142. Its totient is φ = 595470660712.

The previous prime is 1190941321379. The next prime is 1190941321441. The reversal of 1190941321426 is 6241231490911.

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., 964522374201 + 226418947225 = 982101^2 + 475835^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 297735330355 + ... + 297735330358.

Almost surely, 2^{1190941321426} is an apocalyptic number.

1190941321426 is a deficient number, since it is larger than the sum of its proper divisors (595470660716).

1190941321426 is an equidigital number, since it uses as much as digits as its factorization.

1190941321426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 595470660715.

The product of its (nonzero) digits is 93312, while the sum is 43.

The spelling of 1190941321426 in words is "one trillion, one hundred ninety billion, nine hundred forty-one million, three hundred twenty-one thousand, four hundred twenty-six".