123235573 has 2 divisors, whose sum is σ = 123235574. Its totient is φ = 123235572.

The previous prime is 123235561. The next prime is 123235583. The reversal of 123235573 is 375532321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 119617969 + 3617604 = 10937^2 + 1902^2 .

It is a cyclic number.

It is not a de Polignac number, because 123235573 - 2⁹ = 123235061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123235583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61617786 + 61617787.

It is an arithmetic number, because the mean of its divisors is an integer number (61617787).

Almost surely, 2^123235573 is an apocalyptic number.

It is an amenable number.

123235573 is a deficient number, since it is larger than the sum of its proper divisors (1).

123235573 is an equidigital number, since it uses as much as digits as its factorization.

123235573 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18900, while the sum is 31.

The square root of 123235573 is about 11101.1518771702. The cubic root of 123235573 is about 497.6362738731.

Adding to 123235573 its reverse (375532321), we get a palindrome (498767894).

The spelling of 123235573 in words is "one hundred twenty-three million, two hundred thirty-five thousand, five hundred seventy-three".