1914988612 has 12 divisors (see below), whose sum is σ = 3351932416. Its totient is φ = 957293640.

The previous prime is 1914988609. The next prime is 1914988619. The reversal of 1914988612 is 2168894191.

It is not an unprimeable number, because it can be changed into a prime (1914988619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27564 + ... + 67747.

Almost surely, 2^1914988612 is an apocalyptic number.

It is an amenable number.

1914988612 is a deficient number, since it is larger than the sum of its proper divisors (1436943804).

1914988612 is a wasteful number, since it uses less digits than its factorization.

1914988612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100338 (or 100336 counting only the distinct ones).

The product of its digits is 248832, while the sum is 49.

The square root of 1914988612 is about 43760.5828571787. The cubic root of 1914988612 is about 1241.8107027199.

The spelling of 1914988612 in words is "one billion, nine hundred fourteen million, nine hundred eighty-eight thousand, six hundred twelve".