2118089546 has 4 divisors (see below), whose sum is σ = 3177134322. Its totient is φ = 1059044772.

The previous prime is 2118089521. The next prime is 2118089579. The reversal of 2118089546 is 6459808112.

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., 2073800521 + 44289025 = 45539^2 + 6655^2 .

It is a super-2 number, since 2×2118089546² = 8972606649748972232, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2118089497 and 2118089506.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 529522385 + ... + 529522388.

Almost surely, 2^2118089546 is an apocalyptic number.

2118089546 is a deficient number, since it is larger than the sum of its proper divisors (1059044776).

2118089546 is a wasteful number, since it uses less digits than its factorization.

2118089546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1059044775.

The product of its (nonzero) digits is 138240, while the sum is 44.

The square root of 2118089546 is about 46022.7068521616. The cubic root of 2118089546 is about 1284.2456565687.

The spelling of 2118089546 in words is "two billion, one hundred eighteen million, eighty-nine thousand, five hundred forty-six".