2531542211 has 16 divisors (see below), whose sum is σ = 2883651840. Its totient is φ = 2201246880.

The previous prime is 2531542147. The next prime is 2531542213. The reversal of 2531542211 is 1122451352.

It is a cyclic number.

It is not a de Polignac number, because 2531542211 - 2⁶ = 2531542147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2531542213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2951 + ... + 71216.

It is an arithmetic number, because the mean of its divisors is an integer number (180228240).

Almost surely, 2^2531542211 is an apocalyptic number.

2531542211 is a deficient number, since it is larger than the sum of its proper divisors (352109629).

2531542211 is a wasteful number, since it uses less digits than its factorization.

2531542211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74314.

The product of its digits is 2400, while the sum is 26.

The square root of 2531542211 is about 50314.4334262049. The cubic root of 2531542211 is about 1362.8928853347.

Adding to 2531542211 its reverse (1122451352), we get a palindrome (3653993563).

The spelling of 2531542211 in words is "two billion, five hundred thirty-one million, five hundred forty-two thousand, two hundred eleven".