5211432011 has 4 divisors (see below), whose sum is σ = 5212715592. Its totient is φ = 5210148432.

The previous prime is 5211432007. The next prime is 5211432019. The reversal of 5211432011 is 1102341125.

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

It is a cyclic number.

It is not a de Polignac number, because 5211432011 - 2² = 5211432007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5211432019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 635681 + ... + 643826.

It is an arithmetic number, because the mean of its divisors is an integer number (1303178898).

Almost surely, 2^5211432011 is an apocalyptic number.

5211432011 is a deficient number, since it is larger than the sum of its proper divisors (1283581).

5211432011 is a wasteful number, since it uses less digits than its factorization.

5211432011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1283580.

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 5211432011 is about 72190.2487251568. The cubic root of 5211432011 is about 1733.7468782214.

Adding to 5211432011 its reverse (1102341125), we get a palindrome (6313773136).

The spelling of 5211432011 in words is "five billion, two hundred eleven million, four hundred thirty-two thousand, eleven".