1400243311411 has 4 divisors (see below), whose sum is σ = 1600278070192. Its totient is φ = 1200208552632.

The previous prime is 1400243311409. The next prime is 1400243311417. The reversal of 1400243311411 is 1141133420041.

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

It is a cyclic number.

It is not a de Polignac number, because 1400243311411 - 2¹ = 1400243311409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1400243311417) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100017379380 + ... + 100017379393.

It is an arithmetic number, because the mean of its divisors is an integer number (400069517548).

Almost surely, 2^{1400243311411} is an apocalyptic number.

1400243311411 is a deficient number, since it is larger than the sum of its proper divisors (200034758781).

1400243311411 is an equidigital number, since it uses as much as digits as its factorization.

1400243311411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200034758780.

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 1400243311411 its reverse (1141133420041), we get a palindrome (2541376731452).

The spelling of 1400243311411 in words is "one trillion, four hundred billion, two hundred forty-three million, three hundred eleven thousand, four hundred eleven".