845453103 has 16 divisors (see below), whose sum is σ = 1231766400. Its totient is φ = 511555680.

The previous prime is 845453083. The next prime is 845453137. The reversal of 845453103 is 301354548.

It is not a de Polignac number, because 845453103 - 2¹⁰ = 845452079 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (845453603) 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, 268 + ... + 41121.

It is an arithmetic number, because the mean of its divisors is an integer number (76985400).

Almost surely, 2^845453103 is an apocalyptic number.

845453103 is a deficient number, since it is larger than the sum of its proper divisors (386313297).

845453103 is a wasteful number, since it uses less digits than its factorization.

845453103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42022.

The product of its (nonzero) digits is 28800, while the sum is 33.

The square root of 845453103 is about 29076.6762715411. The cubic root of 845453103 is about 945.5761454042.

The spelling of 845453103 in words is "eight hundred forty-five million, four hundred fifty-three thousand, one hundred three".