2113624078 has 4 divisors (see below), whose sum is σ = 3170436120. Its totient is φ = 1056812038.

The previous prime is 2113624033. The next prime is 2113624103. The reversal of 2113624078 is 8704263112.

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 (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 528406018 + ... + 528406021.

It is an arithmetic number, because the mean of its divisors is an integer number (792609030).

Almost surely, 2^2113624078 is an apocalyptic number.

2113624078 is a deficient number, since it is larger than the sum of its proper divisors (1056812042).

2113624078 is a wasteful number, since it uses less digits than its factorization.

2113624078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1056812041.

The product of its (nonzero) digits is 16128, while the sum is 34.

The square root of 2113624078 is about 45974.1675074166. The cubic root of 2113624078 is about 1283.3425167987.

The spelling of 2113624078 in words is "two billion, one hundred thirteen million, six hundred twenty-four thousand, seventy-eight".