965534123 has 2 divisors, whose sum is σ = 965534124. Its totient is φ = 965534122.

The previous prime is 965534111. The next prime is 965534189. The reversal of 965534123 is 321435569.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 965534123 - 2¹⁴ = 965517739 is a prime.

It is a super-2 number, since 2×965534123² = 1864512285354758258, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (965534623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 482767061 + 482767062.

It is an arithmetic number, because the mean of its divisors is an integer number (482767062).

Almost surely, 2^965534123 is an apocalyptic number.

965534123 is a deficient number, since it is larger than the sum of its proper divisors (1).

965534123 is an equidigital number, since it uses as much as digits as its factorization.

965534123 is an evil number, because the sum of its binary digits is even.

The product of its digits is 97200, while the sum is 38.

The square root of 965534123 is about 31073.0449586132. The cubic root of 965534123 is about 988.3767989577.

The spelling of 965534123 in words is "nine hundred sixty-five million, five hundred thirty-four thousand, one hundred twenty-three".