2541480545 has 4 divisors (see below), whose sum is σ = 3049776660. Its totient is φ = 2033184432.

The previous prime is 2541480523. The next prime is 2541480551. The reversal of 2541480545 is 5450841452.

It is a happy number.

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 412211809 + 2129268736 = 20303^2 + 46144^2 .

It is a cyclic number.

It is not a de Polignac number, because 2541480545 - 2¹⁴ = 2541464161 is a prime.

It is a super-2 number, since 2×2541480545² = 12918246721226994050, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2541480499 and 2541480508.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 254148050 + ... + 254148059.

It is an arithmetic number, because the mean of its divisors is an integer number (762444165).

Almost surely, 2^2541480545 is an apocalyptic number.

It is an amenable number.

2541480545 is a deficient number, since it is larger than the sum of its proper divisors (508296115).

2541480545 is an equidigital number, since it uses as much as digits as its factorization.

2541480545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 508296114.

The product of its (nonzero) digits is 128000, while the sum is 38.

The square root of 2541480545 is about 50413.0989426359. The cubic root of 2541480545 is about 1364.6740391774.

The spelling of 2541480545 in words is "two billion, five hundred forty-one million, four hundred eighty thousand, five hundred forty-five".