2103310003453 has 2 divisors, whose sum is σ = 2103310003454. Its totient is φ = 2103310003452.

The previous prime is 2103310003439. The next prime is 2103310003489. The reversal of 2103310003453 is 3543000133012.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2060410480569 + 42899522884 = 1435413^2 + 207122^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2103310003453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2103310003423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1051655001726 + 1051655001727.

It is an arithmetic number, because the mean of its divisors is an integer number (1051655001727).

Almost surely, 2^{2103310003453} is an apocalyptic number.

It is an amenable number.

2103310003453 is a deficient number, since it is larger than the sum of its proper divisors (1).

2103310003453 is an equidigital number, since it uses as much as digits as its factorization.

2103310003453 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 25.

Adding to 2103310003453 its reverse (3543000133012), we get a palindrome (5646310136465).

The spelling of 2103310003453 in words is "two trillion, one hundred three billion, three hundred ten million, three thousand, four hundred fifty-three".