1140341673 has 4 divisors (see below), whose sum is σ = 1520455568. Its totient is φ = 760227780.

The previous prime is 1140341621. The next prime is 1140341701. The reversal of 1140341673 is 3761430411.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3761430411 = 3 ⋅1253810137.

It is not a de Polignac number, because 1140341673 - 2¹⁴ = 1140325289 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1140341673.

It is not an unprimeable number, because it can be changed into a prime (1140341473) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 190056943 + ... + 190056948.

It is an arithmetic number, because the mean of its divisors is an integer number (380113892).

Almost surely, 2^1140341673 is an apocalyptic number.

It is an amenable number.

1140341673 is a deficient number, since it is larger than the sum of its proper divisors (380113895).

1140341673 is an equidigital number, since it uses as much as digits as its factorization.

1140341673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380113894.

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 1140341673 is about 33768.9453936601. The cubic root of 1140341673 is about 1044.7482809076.

The spelling of 1140341673 in words is "one billion, one hundred forty million, three hundred forty-one thousand, six hundred seventy-three".