1914125878 has 8 divisors (see below), whose sum is σ = 3281358672. Its totient is φ = 820339656.

The previous prime is 1914125869. The next prime is 1914125903. The reversal of 1914125878 is 8785214191.

It is a sphenic number, since it is the product of 3 distinct 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 in 3 ways as a sum of consecutive naturals, for example, 68361625 + ... + 68361652.

It is an arithmetic number, because the mean of its divisors is an integer number (410169834).

Almost surely, 2^1914125878 is an apocalyptic number.

1914125878 is a deficient number, since it is larger than the sum of its proper divisors (1367232794).

1914125878 is a wasteful number, since it uses less digits than its factorization.

1914125878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136723286.

The product of its digits is 161280, while the sum is 46.

The square root of 1914125878 is about 43750.7243140042. The cubic root of 1914125878 is about 1241.6241892970.

The spelling of 1914125878 in words is "one billion, nine hundred fourteen million, one hundred twenty-five thousand, eight hundred seventy-eight".