65112119 has 4 divisors (see below), whose sum is σ = 66871944. Its totient is φ = 63352296.

The previous prime is 65112097. The next prime is 65112137. The reversal of 65112119 is 91121156.

65112119 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 is a cyclic number.

It is not a de Polignac number, because 65112119 - 2⁸ = 65111863 is a prime.

It is a super-2 number, since 2×65112119² = 8479176081340322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65112199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 879857 + ... + 879930.

It is an arithmetic number, because the mean of its divisors is an integer number (16717986).

Almost surely, 2^65112119 is an apocalyptic number.

65112119 is a deficient number, since it is larger than the sum of its proper divisors (1759825).

65112119 is a wasteful number, since it uses less digits than its factorization.

65112119 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1759824.

The product of its digits is 540, while the sum is 26.

The square root of 65112119 is about 8069.2080776245. The cubic root of 65112119 is about 402.3036224248.

The spelling of 65112119 in words is "sixty-five million, one hundred twelve thousand, one hundred nineteen".