2103355455 has 16 divisors (see below), whose sum is σ = 3415599744. Its totient is φ = 1105045920.

The previous prime is 2103355453. The next prime is 2103355459. The reversal of 2103355455 is 5545533012.

It is a happy number.

It is not a de Polignac number, because 2103355455 - 2¹ = 2103355453 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2103355453) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1045441 + ... + 1047450.

It is an arithmetic number, because the mean of its divisors is an integer number (213474984).

Almost surely, 2^2103355455 is an apocalyptic number.

2103355455 is a deficient number, since it is larger than the sum of its proper divisors (1312244289).

2103355455 is a wasteful number, since it uses less digits than its factorization.

2103355455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2092966.

The product of its (nonzero) digits is 45000, while the sum is 33.

The square root of 2103355455 is about 45862.3533521776. The cubic root of 2103355455 is about 1281.2608537490.

Adding to 2103355455 its reverse (5545533012), we get a palindrome (7648888467).

The spelling of 2103355455 in words is "two billion, one hundred three million, three hundred fifty-five thousand, four hundred fifty-five".