123225607 has 2 divisors, whose sum is σ = 123225608. Its totient is φ = 123225606.

The previous prime is 123225547. The next prime is 123225637. The reversal of 123225607 is 706522321.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-123225607 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123225637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61612803 + 61612804.

It is an arithmetic number, because the mean of its divisors is an integer number (61612804).

Almost surely, 2^123225607 is an apocalyptic number.

123225607 is a deficient number, since it is larger than the sum of its proper divisors (1).

123225607 is an equidigital number, since it uses as much as digits as its factorization.

123225607 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 123225607 is about 11100.7029957566. The cubic root of 123225607 is about 497.6228589781.

Adding to 123225607 its reverse (706522321), we get a palindrome (829747928).

The spelling of 123225607 in words is "one hundred twenty-three million, two hundred twenty-five thousand, six hundred seven".