2119481427 has 24 divisors (see below), whose sum is σ = 3289864896. Its totient is φ = 1210209168.

The previous prime is 2119481411. The next prime is 2119481431. The reversal of 2119481427 is 7241849112.

It is not a de Polignac number, because 2119481427 - 2⁴ = 2119481411 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2119481437) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 219148 + ... + 228614.

It is an arithmetic number, because the mean of its divisors is an integer number (137077704).

Almost surely, 2^2119481427 is an apocalyptic number.

2119481427 is a deficient number, since it is larger than the sum of its proper divisors (1170383469).

2119481427 is a wasteful number, since it uses less digits than its factorization.

2119481427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11007 (or 11000 counting only the distinct ones).

The product of its digits is 32256, while the sum is 39.

The square root of 2119481427 is about 46037.8260455465. The cubic root of 2119481427 is about 1284.5269046279.

The spelling of 2119481427 in words is "two billion, one hundred nineteen million, four hundred eighty-one thousand, four hundred twenty-seven".