2054039198 has 4 divisors (see below), whose sum is σ = 3081058800. Its totient is φ = 1027019598.

The previous prime is 2054039191. The next prime is 2054039209. The reversal of 2054039198 is 8919304502.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2054039191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 513509798 + ... + 513509801.

It is an arithmetic number, because the mean of its divisors is an integer number (770264700).

Almost surely, 2^2054039198 is an apocalyptic number.

2054039198 is a deficient number, since it is larger than the sum of its proper divisors (1027019602).

2054039198 is a wasteful number, since it uses less digits than its factorization.

2054039198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1027019601.

The product of its (nonzero) digits is 77760, while the sum is 41.

The square root of 2054039198 is about 45321.5092202367. The cubic root of 2054039198 is about 1271.1678756320.

The spelling of 2054039198 in words is "two billion, fifty-four million, thirty-nine thousand, one hundred ninety-eight".