2003453044031 has 16 divisors (see below), whose sum is σ = 2085922140960. Its totient is φ = 1922725486080.

The previous prime is 2003453043983. The next prime is 2003453044063. The reversal of 2003453044031 is 1304403543002.

It is a cyclic number.

It is not a de Polignac number, because 2003453044031 - 2³⁸ = 1728575137087 is a prime.

It is a super-2 number, since 2×2003453044031² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2003453043985 and 2003453044003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2003453044091) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 251261 + ... + 2017433.

It is an arithmetic number, because the mean of its divisors is an integer number (130370133810).

Almost surely, 2^{2003453044031} is an apocalyptic number.

2003453044031 is a deficient number, since it is larger than the sum of its proper divisors (82469096929).

2003453044031 is a wasteful number, since it uses less digits than its factorization.

2003453044031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1766666.

The product of its (nonzero) digits is 17280, while the sum is 29.

Adding to 2003453044031 its reverse (1304403543002), we get a palindrome (3307856587033).

The spelling of 2003453044031 in words is "two trillion, three billion, four hundred fifty-three million, forty-four thousand, thirty-one".