2135360455 has 4 divisors (see below), whose sum is σ = 2562432552. Its totient is φ = 1708288360.

The previous prime is 2135360443. The next prime is 2135360459. The reversal of 2135360455 is 5540635312.

It is a semiprime because it is the product of two primes.

It is a de Polignac number, because none of the positive numbers 2^k-2135360455 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2135360455.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2135360459) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 213536041 + ... + 213536050.

It is an arithmetic number, because the mean of its divisors is an integer number (640608138).

Almost surely, 2^2135360455 is an apocalyptic number.

2135360455 is a deficient number, since it is larger than the sum of its proper divisors (427072097).

2135360455 is an equidigital number, since it uses as much as digits as its factorization.

2135360455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 427072096.

The product of its (nonzero) digits is 54000, while the sum is 34.

The square root of 2135360455 is about 46209.9605604679. The cubic root of 2135360455 is about 1287.7267929887.

Adding to 2135360455 its reverse (5540635312), we get a palindrome (7675995767).

The spelling of 2135360455 in words is "two billion, one hundred thirty-five million, three hundred sixty thousand, four hundred fifty-five".