2111098554 has 12 divisors (see below), whose sum is σ = 4574046906. Its totient is φ = 703699512.

The previous prime is 2111098537. The next prime is 2111098579. The reversal of 2111098554 is 4558901112.

2111098554 is a `hidden beast` number, since 2 + 1 + 1 + 10 + 98 + 554 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1129968225 + 981130329 = 33615^2 + 31323^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 58641609 + ... + 58641644.

Almost surely, 2^2111098554 is an apocalyptic number.

2111098554 is an abundant number, since it is smaller than the sum of its proper divisors (2462948352).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2111098554 is a wasteful number, since it uses less digits than its factorization.

2111098554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117283261 (or 117283258 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 36.

The square root of 2111098554 is about 45946.6925251427. The cubic root of 2111098554 is about 1282.8311669439.

Adding to 2111098554 its reverse (4558901112), we get a palindrome (6669999666).

The spelling of 2111098554 in words is "two billion, one hundred eleven million, ninety-eight thousand, five hundred fifty-four".