65283123 has 4 divisors (see below), whose sum is σ = 87044168. Its totient is φ = 43522080.

The previous prime is 65283109. The next prime is 65283149. The reversal of 65283123 is 32138256.

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

It is not a de Polignac number, because 65283123 - 2¹⁰ = 65282099 is a prime.

It is a super-2 number, since 2×65283123² = 8523772297266258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (65283173) 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, 10880518 + ... + 10880523.

It is an arithmetic number, because the mean of its divisors is an integer number (21761042).

Almost surely, 2^65283123 is an apocalyptic number.

65283123 is a deficient number, since it is larger than the sum of its proper divisors (21761045).

65283123 is a wasteful number, since it uses less digits than its factorization.

65283123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21761044.

The product of its digits is 8640, while the sum is 30.

The square root of 65283123 is about 8079.7972128018. The cubic root of 65283123 is about 402.6555046422.

The spelling of 65283123 in words is "sixty-five million, two hundred eighty-three thousand, one hundred twenty-three".