8465516141 has 4 divisors (see below), whose sum is σ = 8469472284. Its totient is φ = 8461560000.

The previous prime is 8465516117. The next prime is 8465516149. The reversal of 8465516141 is 1416155648.

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 6354481225 + 2111034916 = 79715^2 + 45946^2 .

It is a cyclic number.

It is not a de Polignac number, because 8465516141 - 2⁶ = 8465516077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8465516149) 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, 1974860 + ... + 1979141.

It is an arithmetic number, because the mean of its divisors is an integer number (2117368071).

Almost surely, 2^8465516141 is an apocalyptic number.

It is an amenable number.

8465516141 is a deficient number, since it is larger than the sum of its proper divisors (3956143).

8465516141 is a wasteful number, since it uses less digits than its factorization.

8465516141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3956142.

The product of its digits is 115200, while the sum is 41.

The square root of 8465516141 is about 92008.2395277727. The cubic root of 8465516141 is about 2038.0639825625.

The spelling of 8465516141 in words is "eight billion, four hundred sixty-five million, five hundred sixteen thousand, one hundred forty-one".