2134198719 has 8 divisors (see below), whose sum is σ = 3161775920. Its totient is φ = 1422799128.

The previous prime is 2134198697. The next prime is 2134198733. The reversal of 2134198719 is 9178914312.

2134198719 is a `hidden beast` number, since 213 + 419 + 8 + 7 + 19 = 666.

It is not a de Polignac number, because 2134198719 - 2¹¹ = 2134196671 is a prime.

It is a super-2 number, since 2×2134198719² = 9109608344362481922, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2134198019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39522172 + ... + 39522225.

It is an arithmetic number, because the mean of its divisors is an integer number (395221990).

Almost surely, 2^2134198719 is an apocalyptic number.

2134198719 is a deficient number, since it is larger than the sum of its proper divisors (1027577201).

2134198719 is an equidigital number, since it uses as much as digits as its factorization.

2134198719 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79044406 (or 79044400 counting only the distinct ones).

The product of its digits is 108864, while the sum is 45.

The square root of 2134198719 is about 46197.3886599665. The cubic root of 2134198719 is about 1287.4932227500.

The spelling of 2134198719 in words is "two billion, one hundred thirty-four million, one hundred ninety-eight thousand, seven hundred nineteen".