2511454054121 has 4 divisors (see below), whose sum is σ = 2620647708672. Its totient is φ = 2402260399572.

The previous prime is 2511454054079. The next prime is 2511454054159. The reversal of 2511454054121 is 1214504541152.

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 2511454054121 - 2²⁶ = 2511386945257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2511454054321) 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, 54596827241 + ... + 54596827286.

It is an arithmetic number, because the mean of its divisors is an integer number (655161927168).

Almost surely, 2^{2511454054121} is an apocalyptic number.

It is an amenable number.

2511454054121 is a deficient number, since it is larger than the sum of its proper divisors (109193654551).

2511454054121 is a wasteful number, since it uses less digits than its factorization.

2511454054121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109193654550.

The product of its (nonzero) digits is 32000, while the sum is 35.

Adding to 2511454054121 its reverse (1214504541152), we get a palindrome (3725958595273).

The spelling of 2511454054121 in words is "two trillion, five hundred eleven billion, four hundred fifty-four million, fifty-four thousand, one hundred twenty-one".