2105914456 has 8 divisors (see below), whose sum is σ = 3948589620. Its totient is φ = 1052957224.

The previous prime is 2105914427. The next prime is 2105914579. The reversal of 2105914456 is 6544195012.

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131619646 + ... + 131619661.

Almost surely, 2^2105914456 is an apocalyptic number.

It is an amenable number.

2105914456 is a deficient number, since it is larger than the sum of its proper divisors (1842675164).

2105914456 is a wasteful number, since it uses less digits than its factorization.

2105914456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263239313 (or 263239309 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 37.

The square root of 2105914456 is about 45890.2435818334. The cubic root of 2105914456 is about 1281.7802490838.

The spelling of 2105914456 in words is "two billion, one hundred five million, nine hundred fourteen thousand, four hundred fifty-six".