2540604135 has 8 divisors (see below), whose sum is σ = 4064966640. Its totient is φ = 1354988864.

The previous prime is 2540604107. The next prime is 2540604137. The reversal of 2540604135 is 5314060452.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2540604135 - 2⁹ = 2540603623 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2540604137) 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 7 ways as a sum of consecutive naturals, for example, 84686790 + ... + 84686819.

It is an arithmetic number, because the mean of its divisors is an integer number (508120830).

Almost surely, 2^2540604135 is an apocalyptic number.

2540604135 is a deficient number, since it is larger than the sum of its proper divisors (1524362505).

2540604135 is a wasteful number, since it uses less digits than its factorization.

2540604135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169373617.

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 2540604135 is about 50404.4059086108. The cubic root of 2540604135 is about 1364.5171553639.

Adding to 2540604135 its reverse (5314060452), we get a palindrome (7854664587).

The spelling of 2540604135 in words is "two billion, five hundred forty million, six hundred four thousand, one hundred thirty-five".