2154005352053 has 4 divisors (see below), whose sum is σ = 2247657758688. Its totient is φ = 2060352945420.

The previous prime is 2154005352049. The next prime is 2154005352073. The reversal of 2154005352053 is 3502535004512.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2154005352053 - 2² = 2154005352049 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 (2154005352073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46826203283 + ... + 46826203328.

It is an arithmetic number, because the mean of its divisors is an integer number (561914439672).

Almost surely, 2^{2154005352053} is an apocalyptic number.

2154005352053 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

2154005352053 is a deficient number, since it is larger than the sum of its proper divisors (93652406635).

2154005352053 is an equidigital number, since it uses as much as digits as its factorization.

2154005352053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93652406634.

The product of its (nonzero) digits is 90000, while the sum is 35.

The spelling of 2154005352053 in words is "two trillion, one hundred fifty-four billion, five million, three hundred fifty-two thousand, fifty-three".