1400204334243 has 48 divisors (see below), whose sum is σ = 2235589628544. Its totient is φ = 772600308480.

The previous prime is 1400204334227. The next prime is 1400204334283. The reversal of 1400204334243 is 3424334020041.

It is a happy number.

It is not a de Polignac number, because 1400204334243 - 2⁴ = 1400204334227 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1400204334243.

It is not an unprimeable number, because it can be changed into a prime (1400204334223) 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 47 ways as a sum of consecutive naturals, for example, 1312521 + ... + 2126762.

It is an arithmetic number, because the mean of its divisors is an integer number (46574783928).

Almost surely, 2^{1400204334243} is an apocalyptic number.

1400204334243 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1400204334243 is a deficient number, since it is larger than the sum of its proper divisors (835385294301).

1400204334243 is a wasteful number, since it uses less digits than its factorization.

1400204334243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3439396 (or 3439383 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 1400204334243 its reverse (3424334020041), we get a palindrome (4824538354284).

The spelling of 1400204334243 in words is "one trillion, four hundred billion, two hundred four million, three hundred thirty-four thousand, two hundred forty-three".