765200113 has 4 divisors (see below), whose sum is σ = 766017700. Its totient is φ = 764382528.

The previous prime is 765200101. The next prime is 765200131. The reversal of 765200113 is 311002567.

765200113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 31494544 + 733705569 = 5612^2 + 27087^2 .

It is a cyclic number.

It is not a de Polignac number, because 765200113 - 2²¹ = 763102961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (765200153) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 407388 + ... + 409261.

It is an arithmetic number, because the mean of its divisors is an integer number (191504425).

Almost surely, 2^765200113 is an apocalyptic number.

It is an amenable number.

765200113 is a deficient number, since it is larger than the sum of its proper divisors (817587).

765200113 is an equidigital number, since it uses as much as digits as its factorization.

765200113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 817586.

The product of its (nonzero) digits is 1260, while the sum is 25.

The square root of 765200113 is about 27662.2506857269. The cubic root of 765200113 is about 914.6571671926.

The spelling of 765200113 in words is "seven hundred sixty-five million, two hundred thousand, one hundred thirteen".