31144011140003 has 4 divisors (see below), whose sum is σ = 31144027994448. Its totient is φ = 31143994285560.

The previous prime is 31144011139973. The next prime is 31144011140017. The reversal of 31144011140003 is 30004111044113.

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 31144011140003 - 2⁶ = 31144011139939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (31144011140023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5258276 + ... + 9483537.

It is an arithmetic number, because the mean of its divisors is an integer number (7786006998612).

Almost surely, 2^{31144011140003} is an apocalyptic number.

31144011140003 is a deficient number, since it is larger than the sum of its proper divisors (16854445).

31144011140003 is a wasteful number, since it uses less digits than its factorization.

31144011140003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16854444.

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 31144011140003 its reverse (30004111044113), we get a palindrome (61148122184116).

The spelling of 31144011140003 in words is "thirty-one trillion, one hundred forty-four billion, eleven million, one hundred forty thousand, three".