123360406125 has 32 divisors (see below), whose sum is σ = 223932788352. Its totient is φ = 59811104000.

The previous prime is 123360406123. The next prime is 123360406163. The reversal of 123360406125 is 521604063321.

It is not a de Polignac number, because 123360406125 - 2¹ = 123360406123 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123360406123) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14948652 + ... + 14956901.

It is an arithmetic number, because the mean of its divisors is an integer number (6997899636).

Almost surely, 2^123360406125 is an apocalyptic number.

123360406125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

123360406125 is a deficient number, since it is larger than the sum of its proper divisors (100572382227).

123360406125 is a wasteful number, since it uses less digits than its factorization.

123360406125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29905582 (or 29905572 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 33.

Adding to 123360406125 its reverse (521604063321), we get a palindrome (644964469446).

The spelling of 123360406125 in words is "one hundred twenty-three billion, three hundred sixty million, four hundred six thousand, one hundred twenty-five".