2541520454 has 16 divisors (see below), whose sum is σ = 4271254416. Its totient is φ = 1124013600.

The previous prime is 2541520453. The next prime is 2541520459. The reversal of 2541520454 is 4540251452.

2541520454 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2541520454² = 12918652436200732232, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2541520454.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2541520453) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1560317 + ... + 1561944.

It is an arithmetic number, because the mean of its divisors is an integer number (266953401).

Almost surely, 2^2541520454 is an apocalyptic number.

2541520454 is a deficient number, since it is larger than the sum of its proper divisors (1729733962).

2541520454 is a wasteful number, since it uses less digits than its factorization.

2541520454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3122311.

The product of its (nonzero) digits is 32000, while the sum is 32.

The square root of 2541520454 is about 50413.4947608277. The cubic root of 2541520454 is about 1364.6811823223.

The spelling of 2541520454 in words is "two billion, five hundred forty-one million, five hundred twenty thousand, four hundred fifty-four".