2111454404 has 24 divisors (see below), whose sum is σ = 3723239520. Its totient is φ = 1047691584.

The previous prime is 2111454311. The next prime is 2111454407. The reversal of 2111454404 is 4044541112.

It is not an unprimeable number, because it can be changed into a prime (2111454407) 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, 525467 + ... + 529469.

It is an arithmetic number, because the mean of its divisors is an integer number (155134980).

Almost surely, 2^2111454404 is an apocalyptic number.

It is an amenable number.

2111454404 is a deficient number, since it is larger than the sum of its proper divisors (1611785116).

2111454404 is a wasteful number, since it uses less digits than its factorization.

2111454404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4979 (or 4977 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 26.

The square root of 2111454404 is about 45950.5647843419. The cubic root of 2111454404 is about 1282.9032415553.

Adding to 2111454404 its reverse (4044541112), we get a palindrome (6155995516).

The spelling of 2111454404 in words is "two billion, one hundred eleven million, four hundred fifty-four thousand, four hundred four".