5209051 has 4 divisors (see below), whose sum is σ = 5297400. Its totient is φ = 5120704.

The previous prime is 5209031. The next prime is 5209069. The reversal of 5209051 is 1509025.

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 5209051 - 2⁷ = 5208923 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5209031) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 44086 + ... + 44203.

It is an arithmetic number, because the mean of its divisors is an integer number (1324350).

Almost surely, 2^5209051 is an apocalyptic number.

5209051 is a deficient number, since it is larger than the sum of its proper divisors (88349).

5209051 is an equidigital number, since it uses as much as digits as its factorization.

5209051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88348.

The product of its (nonzero) digits is 450, while the sum is 22.

The square root of 5209051 is about 2282.3345504110. The cubic root of 5209051 is about 173.3482798584.

The spelling of 5209051 in words is "five million, two hundred nine thousand, fifty-one".