124145453525 has 12 divisors (see below), whose sum is σ = 154025421504. Its totient is φ = 99261486000.

The previous prime is 124145453479. The next prime is 124145453543. The reversal of 124145453525 is 525354541421.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-124145453525 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1325741 + ... + 1416290.

It is an arithmetic number, because the mean of its divisors is an integer number (12835451792).

Almost surely, 2^124145453525 is an apocalyptic number.

It is an amenable number.

124145453525 is a deficient number, since it is larger than the sum of its proper divisors (29879967979).

124145453525 is a wasteful number, since it uses less digits than its factorization.

124145453525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2743852 (or 2743847 counting only the distinct ones).

The product of its digits is 480000, while the sum is 41.

Adding to 124145453525 its reverse (525354541421), we get a palindrome (649499994946).

The spelling of 124145453525 in words is "one hundred twenty-four billion, one hundred forty-five million, four hundred fifty-three thousand, five hundred twenty-five".