2011250543 has 8 divisors (see below), whose sum is σ = 2082672480. Its totient is φ = 1939966560.

The previous prime is 2011250533. The next prime is 2011250561. The reversal of 2011250543 is 3450521102.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2011250543 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 (2011250533) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4355 + ... + 63572.

It is an arithmetic number, because the mean of its divisors is an integer number (260334060).

Almost surely, 2^2011250543 is an apocalyptic number.

2011250543 is a deficient number, since it is larger than the sum of its proper divisors (71421937).

2011250543 is a wasteful number, since it uses less digits than its factorization.

2011250543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68977.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 2011250543 is about 44846.9680469037. The cubic root of 2011250543 is about 1262.2790998410.

Adding to 2011250543 its reverse (3450521102), we get a palindrome (5461771645).

The spelling of 2011250543 in words is "two billion, eleven million, two hundred fifty thousand, five hundred forty-three".