260423623 has 2 divisors, whose sum is σ = 260423624. Its totient is φ = 260423622.

The previous prime is 260423617. The next prime is 260423651. The reversal of 260423623 is 326324062.

It is an a-pointer prime, because the next prime (260423651) can be obtained adding 260423623 to its sum of digits (28).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 260423623 - 2¹³ = 260415431 is a prime.

It is a super-2 number, since 2×260423623² = 135640926832892258, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 260423591 and 260423600.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (260423123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130211811 + 130211812.

It is an arithmetic number, because the mean of its divisors is an integer number (130211812).

Almost surely, 2^260423623 is an apocalyptic number.

260423623 is a deficient number, since it is larger than the sum of its proper divisors (1).

260423623 is an equidigital number, since it uses as much as digits as its factorization.

260423623 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 28.

The square root of 260423623 is about 16137.6461418634. The cubic root of 260423623 is about 638.5968796948.

Adding to 260423623 its reverse (326324062), we get a palindrome (586747685).

The spelling of 260423623 in words is "two hundred sixty million, four hundred twenty-three thousand, six hundred twenty-three".