5211445507 has 4 divisors (see below), whose sum is σ = 5338553976. Its totient is φ = 5084337040.

The previous prime is 5211445487. The next prime is 5211445573. The reversal of 5211445507 is 7055441125.

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 5211445507 - 2²³ = 5203056899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5211443507) 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, 63554173 + ... + 63554254.

It is an arithmetic number, because the mean of its divisors is an integer number (1334638494).

Almost surely, 2^5211445507 is an apocalyptic number.

5211445507 is a deficient number, since it is larger than the sum of its proper divisors (127108469).

5211445507 is a wasteful number, since it uses less digits than its factorization.

5211445507 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127108468.

The product of its (nonzero) digits is 28000, while the sum is 34.

The square root of 5211445507 is about 72190.3422003248. The cubic root of 5211445507 is about 1733.7483748432.

The spelling of 5211445507 in words is "five billion, two hundred eleven million, four hundred forty-five thousand, five hundred seven".