2100436554 has 16 divisors (see below), whose sum is σ = 4219713792. Its totient is φ = 697005408.

The previous prime is 2100436549. The next prime is 2100436661. The reversal of 2100436554 is 4556340012.

2100436554 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 783579 + ... + 786254.

It is an arithmetic number, because the mean of its divisors is an integer number (263732112).

Almost surely, 2^2100436554 is an apocalyptic number.

2100436554 is an abundant number, since it is smaller than the sum of its proper divisors (2119277238).

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

2100436554 is a wasteful number, since it uses less digits than its factorization.

2100436554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1570061.

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 2100436554 is about 45830.5198966802. The cubic root of 2100436554 is about 1280.6678956578.

Adding to 2100436554 its reverse (4556340012), we get a palindrome (6656776566).

The spelling of 2100436554 in words is "two billion, one hundred million, four hundred thirty-six thousand, five hundred fifty-four".