1003453452213 has 4 divisors (see below), whose sum is σ = 1337937936288. Its totient is φ = 668968968140.

The previous prime is 1003453452187. The next prime is 1003453452217. The reversal of 1003453452213 is 3122543543001.

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 1003453452213 - 2⁹ = 1003453451701 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1003453452217) 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, 167242242033 + ... + 167242242038.

It is an arithmetic number, because the mean of its divisors is an integer number (334484484072).

Almost surely, 2^{1003453452213} is an apocalyptic number.

It is an amenable number.

1003453452213 is a deficient number, since it is larger than the sum of its proper divisors (334484484075).

1003453452213 is an equidigital number, since it uses as much as digits as its factorization.

1003453452213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334484484074.

The product of its (nonzero) digits is 43200, while the sum is 33.

Adding to 1003453452213 its reverse (3122543543001), we get a palindrome (4125996995214).

The spelling of 1003453452213 in words is "one trillion, three billion, four hundred fifty-three million, four hundred fifty-two thousand, two hundred thirteen".