2543121062 has 4 divisors (see below), whose sum is σ = 3814681596. Its totient is φ = 1271560530.

The previous prime is 2543121043. The next prime is 2543121089. The reversal of 2543121062 is 2601213452.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 635780264 + ... + 635780267.

It is an arithmetic number, because the mean of its divisors is an integer number (953670399).

Almost surely, 2^2543121062 is an apocalyptic number.

2543121062 is a deficient number, since it is larger than the sum of its proper divisors (1271560534).

2543121062 is a wasteful number, since it uses less digits than its factorization.

2543121062 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1271560533.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 2543121062 is about 50429.3670592840. The cubic root of 2543121062 is about 1364.9676068292.

The spelling of 2543121062 in words is "two billion, five hundred forty-three million, one hundred twenty-one thousand, sixty-two".