2102353406 has 4 divisors (see below), whose sum is σ = 3153530112. Its totient is φ = 1051176702.

The previous prime is 2102353391. The next prime is 2102353417. The reversal of 2102353406 is 6043532012.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 525588350 + ... + 525588353.

It is an arithmetic number, because the mean of its divisors is an integer number (788382528).

Almost surely, 2^2102353406 is an apocalyptic number.

2102353406 is a deficient number, since it is larger than the sum of its proper divisors (1051176706).

2102353406 is a wasteful number, since it uses less digits than its factorization.

2102353406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1051176705.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 2102353406 is about 45851.4275241240. The cubic root of 2102353406 is about 1281.0573550819.

Adding to 2102353406 its reverse (6043532012), we get a palindrome (8145885418).

The spelling of 2102353406 in words is "two billion, one hundred two million, three hundred fifty-three thousand, four hundred six".