7115280365 has 12 divisors (see below), whose sum is σ = 8566461372. Its totient is φ = 5673535680.

The previous prime is 7115280311. The next prime is 7115280377. The reversal of 7115280365 is 5630825117.

It can be written as a sum of positive squares in 2 ways, for example, as 3946603684 + 3168676681 = 62822^2 + 56291^2 .

It is not a de Polignac number, because 7115280365 - 2¹⁸ = 7115018221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 476249 + ... + 490961.

It is an arithmetic number, because the mean of its divisors is an integer number (713871781).

Almost surely, 2^7115280365 is an apocalyptic number.

It is an amenable number.

7115280365 is a deficient number, since it is larger than the sum of its proper divisors (1451181007).

7115280365 is an equidigital number, since it uses as much as digits as its factorization.

7115280365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15340 (or 15029 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 38.

The square root of 7115280365 is about 84352.1212833441. The cubic root of 7115280365 is about 1923.3751726921.

The spelling of 7115280365 in words is "seven billion, one hundred fifteen million, two hundred eighty thousand, three hundred sixty-five".