2120062136453 has 4 divisors (see below), whose sum is σ = 2120103969228. Its totient is φ = 2120020303680.

The previous prime is 2120062136417. The next prime is 2120062136501. The reversal of 2120062136453 is 3546312600212.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1475986869604 + 644075266849 = 1214902^2 + 802543^2 .

It is a cyclic number.

It is not a de Polignac number, because 2120062136453 - 2⁸ = 2120062136197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2120062136653) 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, 20840276 + ... + 20941757.

It is an arithmetic number, because the mean of its divisors is an integer number (530025992307).

Almost surely, 2^{2120062136453} is an apocalyptic number.

It is an amenable number.

2120062136453 is a deficient number, since it is larger than the sum of its proper divisors (41832775).

2120062136453 is an equidigital number, since it uses as much as digits as its factorization.

2120062136453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41832774.

The product of its (nonzero) digits is 51840, while the sum is 35.

Adding to 2120062136453 its reverse (3546312600212), we get a palindrome (5666374736665).

The spelling of 2120062136453 in words is "two trillion, one hundred twenty billion, sixty-two million, one hundred thirty-six thousand, four hundred fifty-three".