1140298378287 has 16 divisors (see below), whose sum is σ = 1529074659840. Its totient is φ = 755867448000.

The previous prime is 1140298378259. The next prime is 1140298378313. The reversal of 1140298378287 is 7828738920411.

It is not a de Polignac number, because 1140298378287 - 2⁷ = 1140298378159 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1140298378287.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1140298378237) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 209214 + ... + 1524587.

It is an arithmetic number, because the mean of its divisors is an integer number (95567166240).

Almost surely, 2^{1140298378287} is an apocalyptic number.

1140298378287 is a deficient number, since it is larger than the sum of its proper divisors (388776281553).

1140298378287 is a wasteful number, since it uses less digits than its factorization.

1140298378287 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1735054.

The product of its (nonzero) digits is 10838016, while the sum is 60.

The spelling of 1140298378287 in words is "one trillion, one hundred forty billion, two hundred ninety-eight million, three hundred seventy-eight thousand, two hundred eighty-seven".