1103400031429 has 4 divisors (see below), whose sum is σ = 1103408043084. Its totient is φ = 1103392019776.

The previous prime is 1103400031403. The next prime is 1103400031469. The reversal of 1103400031429 is 9241300043011.

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

It can be written as a sum of positive squares in 2 ways, for example, as 696011438529 + 407388592900 = 834273^2 + 638270^2 .

It is a cyclic number.

It is not a de Polignac number, because 1103400031429 - 2⁷ = 1103400031301 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1103400031397 and 1103400031406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1103400031469) 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 3 ways as a sum of consecutive naturals, for example, 3795562 + ... + 4075915.

It is an arithmetic number, because the mean of its divisors is an integer number (275852010771).

Almost surely, 2^{1103400031429} is an apocalyptic number.

It is an amenable number.

1103400031429 is a deficient number, since it is larger than the sum of its proper divisors (8011655).

1103400031429 is an equidigital number, since it uses as much as digits as its factorization.

1103400031429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8011654.

The product of its (nonzero) digits is 2592, while the sum is 28.

The spelling of 1103400031429 in words is "one trillion, one hundred three billion, four hundred million, thirty-one thousand, four hundred twenty-nine".