2127145065 has 8 divisors (see below), whose sum is σ = 3403432128. Its totient is φ = 1134477360.

The previous prime is 2127145051. The next prime is 2127145079. The reversal of 2127145065 is 5605417212.

It is an interprime number because it is at equal distance from previous prime (2127145051) and next prime (2127145079).

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

It is not a de Polignac number, because 2127145065 - 2⁹ = 2127144553 is a prime.

It is a super-2 number, since 2×2127145065² = 9049492255107708450, which contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 70904821 + ... + 70904850.

It is an arithmetic number, because the mean of its divisors is an integer number (425429016).

Almost surely, 2^2127145065 is an apocalyptic number.

It is an amenable number.

2127145065 is a deficient number, since it is larger than the sum of its proper divisors (1276287063).

2127145065 is a wasteful number, since it uses less digits than its factorization.

2127145065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141809679.

The product of its (nonzero) digits is 16800, while the sum is 33.

The square root of 2127145065 is about 46120.9829145043. The cubic root of 2127145065 is about 1286.0732432745.

The spelling of 2127145065 in words is "two billion, one hundred twenty-seven million, one hundred forty-five thousand, sixty-five".