2103355440 has 60 divisors (see below), whose sum is σ = 7063771104. Its totient is φ = 560894592.

The previous prime is 2103355439. The next prime is 2103355453. The reversal of 2103355440 is 445533012.

2103355440 is a `hidden beast` number, since 2 + 103 + 3 + 554 + 4 + 0 = 666.

2103355440 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (60).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1459944 + ... + 1461383.

Almost surely, 2^2103355440 is an apocalyptic number.

2103355440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2103355440 is an abundant number, since it is smaller than the sum of its proper divisors (4960415664).

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

2103355440 is a wasteful number, since it uses less digits than its factorization.

2103355440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2921346 (or 2921337 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 2103355440 is about 45862.3531886448. The cubic root of 2103355440 is about 1281.2608507033.

Adding to 2103355440 its reverse (445533012), we get a palindrome (2548888452).

The spelling of 2103355440 in words is "two billion, one hundred three million, three hundred fifty-five thousand, four hundred forty".