1400340323105 has 8 divisors (see below), whose sum is σ = 1687746417000. Its totient is φ = 1115380238976.

The previous prime is 1400340323099. The next prime is 1400340323209. The reversal of 1400340323105 is 5013230430041.

It can be written as a sum of positive squares in 4 ways, for example, as 738588985744 + 661751337361 = 859412^2 + 813481^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 1400340323105 - 2¹⁰ = 1400340322081 is a prime.

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 in 7 ways as a sum of consecutive naturals, for example, 611501180 + ... + 611503469.

It is an arithmetic number, because the mean of its divisors is an integer number (210968302125).

Almost surely, 2^{1400340323105} is an apocalyptic number.

It is an amenable number.

1400340323105 is a deficient number, since it is larger than the sum of its proper divisors (287406093895).

1400340323105 is a wasteful number, since it uses less digits than its factorization.

1400340323105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1223004883.

The product of its (nonzero) digits is 4320, while the sum is 26.

Adding to 1400340323105 its reverse (5013230430041), we get a palindrome (6413570753146).

The spelling of 1400340323105 in words is "one trillion, four hundred billion, three hundred forty million, three hundred twenty-three thousand, one hundred five".