2127989098 has 4 divisors (see below), whose sum is σ = 3191983650. Its totient is φ = 1063994548.

The previous prime is 2127989063. The next prime is 2127989107. The reversal of 2127989098 is 8909897212.

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

It can be written as a sum of positive squares in only one way, i.e., 1220593969 + 907395129 = 34937^2 + 30123^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 531997273 + ... + 531997276.

Almost surely, 2^2127989098 is an apocalyptic number.

2127989098 is a deficient number, since it is larger than the sum of its proper divisors (1063994552).

2127989098 is a wasteful number, since it uses less digits than its factorization.

2127989098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1063994551.

The product of its (nonzero) digits is 1306368, while the sum is 55.

The square root of 2127989098 is about 46130.1322131207. The cubic root of 2127989098 is about 1286.2433217420.

The spelling of 2127989098 in words is "two billion, one hundred twenty-seven million, nine hundred eighty-nine thousand, ninety-eight".