5287097645 has 4 divisors (see below), whose sum is σ = 6344517180. Its totient is φ = 4229678112.

The previous prime is 5287097611. The next prime is 5287097693. The reversal of 5287097645 is 5467907825.

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

It can be written as a sum of positive squares in 2 ways, for example, as 597998116 + 4689099529 = 24454^2 + 68477^2 .

It is a cyclic number.

It is not a de Polignac number, because 5287097645 - 2⁶ = 5287097581 is a prime.

It is a super-3 number, since 3×5287097645³ (a number of 30 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

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, 528709760 + ... + 528709769.

It is an arithmetic number, because the mean of its divisors is an integer number (1586129295).

Almost surely, 2^5287097645 is an apocalyptic number.

It is an amenable number.

5287097645 is a deficient number, since it is larger than the sum of its proper divisors (1057419535).

5287097645 is a wasteful number, since it uses less digits than its factorization.

5287097645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1057419534.

The product of its (nonzero) digits is 4233600, while the sum is 53.

The square root of 5287097645 is about 72712.4311586403. The cubic root of 5287097645 is about 1742.0974447923.

The spelling of 5287097645 in words is "five billion, two hundred eighty-seven million, ninety-seven thousand, six hundred forty-five".