1403044213313 has 4 divisors (see below), whose sum is σ = 1422805399488. Its totient is φ = 1383283027140.

The previous prime is 1403044213303. The next prime is 1403044213327. The reversal of 1403044213313 is 3133124403041.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1403044213313 - 2⁴ = 1403044213297 is a prime.

It is a super-2 number, since 2×1403044213313² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1403044213303) 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, 9880592981 + ... + 9880593122.

It is an arithmetic number, because the mean of its divisors is an integer number (355701349872).

Almost surely, 2^{1403044213313} is an apocalyptic number.

It is an amenable number.

1403044213313 is a deficient number, since it is larger than the sum of its proper divisors (19761186175).

1403044213313 is an equidigital number, since it uses as much as digits as its factorization.

1403044213313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19761186174.

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 1403044213313 its reverse (3133124403041), we get a palindrome (4536168616354).

The spelling of 1403044213313 in words is "one trillion, four hundred three billion, forty-four million, two hundred thirteen thousand, three hundred thirteen".