5211320245 has 8 divisors (see below), whose sum is σ = 6255522720. Its totient is φ = 4167763920.

The previous prime is 5211320239. The next prime is 5211320251. The reversal of 5211320245 is 5420231125.

It is an interprime number because it is at equal distance from previous prime (5211320239) and next prime (5211320251).

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

It is not a de Polignac number, because 5211320245 - 2³ = 5211320237 is a prime.

It is a congruent number.

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, 143611 + ... + 176200.

It is an arithmetic number, because the mean of its divisors is an integer number (781940340).

Almost surely, 2^5211320245 is an apocalyptic number.

It is an amenable number.

5211320245 is a deficient number, since it is larger than the sum of its proper divisors (1044202475).

5211320245 is a wasteful number, since it uses less digits than its factorization.

5211320245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323075.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 5211320245 is about 72189.4746136859. The cubic root of 5211320245 is about 1733.7344839737.

The spelling of 5211320245 in words is "five billion, two hundred eleven million, three hundred twenty thousand, two hundred forty-five".