265116127 has 4 divisors (see below), whose sum is σ = 271582416. Its totient is φ = 258649840.

The previous prime is 265116079. The next prime is 265116133. The reversal of 265116127 is 721611562.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-265116127 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 (265116167) 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, 3233083 + ... + 3233164.

It is an arithmetic number, because the mean of its divisors is an integer number (67895604).

Almost surely, 2^265116127 is an apocalyptic number.

265116127 is a deficient number, since it is larger than the sum of its proper divisors (6466289).

265116127 is an equidigital number, since it uses as much as digits as its factorization.

265116127 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6466288.

The product of its digits is 5040, while the sum is 31.

The square root of 265116127 is about 16282.3870178792. The cubic root of 265116127 is about 642.4096393184.

Adding to 265116127 its reverse (721611562), we get a palindrome (986727689).

The spelling of 265116127 in words is "two hundred sixty-five million, one hundred sixteen thousand, one hundred twenty-seven".