2541402345 has 16 divisors (see below), whose sum is σ = 4070560320. Its totient is φ = 1353975744.

The previous prime is 2541402341. The next prime is 2541402379. The reversal of 2541402345 is 5432041452.

It is not a de Polignac number, because 2541402345 - 2² = 2541402341 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2541402341) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 75250 + ... + 103659.

It is an arithmetic number, because the mean of its divisors is an integer number (254410020).

Almost surely, 2^2541402345 is an apocalyptic number.

It is an amenable number.

2541402345 is a deficient number, since it is larger than the sum of its proper divisors (1529157975).

2541402345 is a wasteful number, since it uses less digits than its factorization.

2541402345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179864.

The product of its (nonzero) digits is 19200, while the sum is 30.

The square root of 2541402345 is about 50412.3233445950. The cubic root of 2541402345 is about 1364.6600422699.

Adding to 2541402345 its reverse (5432041452), we get a palindrome (7973443797).

The spelling of 2541402345 in words is "two billion, five hundred forty-one million, four hundred two thousand, three hundred forty-five".