2107684454 has 4 divisors (see below), whose sum is σ = 3161526684. Its totient is φ = 1053842226.

The previous prime is 2107684441. The next prime is 2107684559. The reversal of 2107684454 is 4544867012.

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 (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 526921112 + ... + 526921115.

It is an arithmetic number, because the mean of its divisors is an integer number (790381671).

Almost surely, 2^2107684454 is an apocalyptic number.

2107684454 is a deficient number, since it is larger than the sum of its proper divisors (1053842230).

2107684454 is a wasteful number, since it uses less digits than its factorization.

2107684454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1053842229.

The product of its (nonzero) digits is 215040, while the sum is 41.

The square root of 2107684454 is about 45909.5246544767. The cubic root of 2107684454 is about 1282.1392559352.

The spelling of 2107684454 in words is "two billion, one hundred seven million, six hundred eighty-four thousand, four hundred fifty-four".