265012123 has 2 divisors, whose sum is σ = 265012124. Its totient is φ = 265012122.

The previous prime is 265012109. The next prime is 265012127. The reversal of 265012123 is 321210562.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 265012123 - 2⁹ = 265011611 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 265012094 and 265012103.

It is not a weakly prime, because it can be changed into another prime (265012127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132506061 + 132506062.

It is an arithmetic number, because the mean of its divisors is an integer number (132506062).

Almost surely, 2^265012123 is an apocalyptic number.

265012123 is a deficient number, since it is larger than the sum of its proper divisors (1).

265012123 is an equidigital number, since it uses as much as digits as its factorization.

265012123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 265012123 is about 16279.1929468263. The cubic root of 265012123 is about 642.3256234173.

Adding to 265012123 its reverse (321210562), we get a palindrome (586222685).

The spelling of 265012123 in words is "two hundred sixty-five million, twelve thousand, one hundred twenty-three".