2106454103 has 16 divisors (see below), whose sum is σ = 2388872640. Its totient is φ = 1842787584.

The previous prime is 2106454079. The next prime is 2106454111. The reversal of 2106454103 is 3014546012.

It is a cyclic number.

It is not a de Polignac number, because 2106454103 - 2¹⁰ = 2106453079 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2106456103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 275 + ... + 64907.

It is an arithmetic number, because the mean of its divisors is an integer number (149304540).

Almost surely, 2^2106454103 is an apocalyptic number.

2106454103 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2106454103 is a deficient number, since it is larger than the sum of its proper divisors (282418537).

2106454103 is a wasteful number, since it uses less digits than its factorization.

2106454103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64778.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 2106454103 is about 45896.1229626207. The cubic root of 2106454103 is about 1281.8897264319.

The spelling of 2106454103 in words is "two billion, one hundred six million, four hundred fifty-four thousand, one hundred three".