5211353065 has 8 divisors (see below), whose sum is σ = 6255243720. Its totient is φ = 4168002432.

The previous prime is 5211353047. The next prime is 5211353107. The reversal of 5211353065 is 5603531125.

It can be written as a sum of positive squares in 4 ways, for example, as 1547714281 + 3663638784 = 39341^2 + 60528^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 5211353065 - 2²⁷ = 5077135337 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113460 + ... + 152629.

It is an arithmetic number, because the mean of its divisors is an integer number (781905465).

Almost surely, 2^5211353065 is an apocalyptic number.

It is an amenable number.

5211353065 is a deficient number, since it is larger than the sum of its proper divisors (1043890655).

5211353065 is a wasteful number, since it uses less digits than its factorization.

5211353065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270011.

The product of its (nonzero) digits is 13500, while the sum is 31.

The square root of 5211353065 is about 72189.7019317853. The cubic root of 5211353065 is about 1733.7381235534.

The spelling of 5211353065 in words is "five billion, two hundred eleven million, three hundred fifty-three thousand, sixty-five".