1400444113103 has 4 divisors (see below), whose sum is σ = 1600507557840. Its totient is φ = 1200380668368.

The previous prime is 1400444113097. The next prime is 1400444113111. The reversal of 1400444113103 is 3013114440041.

It is a happy number.

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

It is not a de Polignac number, because 1400444113103 - 2¹⁶ = 1400444047567 is a prime.

It is a super-2 number, since 2×1400444113103² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1400444113153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100031722358 + ... + 100031722371.

It is an arithmetic number, because the mean of its divisors is an integer number (400126889460).

Almost surely, 2^{1400444113103} is an apocalyptic number.

1400444113103 is a deficient number, since it is larger than the sum of its proper divisors (200063444737).

1400444113103 is an equidigital number, since it uses as much as digits as its factorization.

1400444113103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200063444736.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 1400444113103 its reverse (3013114440041), we get a palindrome (4413558553144).

The spelling of 1400444113103 in words is "one trillion, four hundred billion, four hundred forty-four million, one hundred thirteen thousand, one hundred three".