2103445533 has 8 divisors (see below), whose sum is σ = 3205250368. Its totient is φ = 1201968864.

The previous prime is 2103445507. The next prime is 2103445537. The reversal of 2103445533 is 3355443012.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2103445533 - 2⁶ = 2103445469 is a prime.

It is a super-2 number, since 2×2103445533² = 8848966220595308178, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2103445533.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2103445537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50082016 + ... + 50082057.

It is an arithmetic number, because the mean of its divisors is an integer number (400656296).

Almost surely, 2^2103445533 is an apocalyptic number.

It is an amenable number.

2103445533 is a deficient number, since it is larger than the sum of its proper divisors (1101804835).

2103445533 is a wasteful number, since it uses less digits than its factorization.

2103445533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100164083.

The product of its (nonzero) digits is 21600, while the sum is 30.

The square root of 2103445533 is about 45863.3353889575. The cubic root of 2103445533 is about 1281.2791438526.

Adding to 2103445533 its reverse (3355443012), we get a palindrome (5458888545).

The spelling of 2103445533 in words is "two billion, one hundred three million, four hundred forty-five thousand, five hundred thirty-three".