2542523527 has 4 divisors (see below), whose sum is σ = 2542688496. Its totient is φ = 2542358560.

The previous prime is 2542523509. The next prime is 2542523563. The reversal of 2542523527 is 7253252452.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2542523527 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2542533527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56674 + ... + 91087.

It is an arithmetic number, because the mean of its divisors is an integer number (635672124).

Almost surely, 2^2542523527 is an apocalyptic number.

2542523527 is a deficient number, since it is larger than the sum of its proper divisors (164969).

2542523527 is a wasteful number, since it uses less digits than its factorization.

2542523527 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164968.

The product of its digits is 168000, while the sum is 37.

The square root of 2542523527 is about 50423.4422367216. The cubic root of 2542523527 is about 1364.8606936063.

Adding to 2542523527 its reverse (7253252452), we get a palindrome (9795775979).

The spelling of 2542523527 in words is "two billion, five hundred forty-two million, five hundred twenty-three thousand, five hundred twenty-seven".