1252124124 has 12 divisors (see below), whose sum is σ = 2921622984. Its totient is φ = 417374704.

The previous prime is 1252124057. The next prime is 1252124129. The reversal of 1252124124 is 4214212521.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 1252124094 and 1252124103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1252124129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52171827 + ... + 52171850.

It is an arithmetic number, because the mean of its divisors is an integer number (243468582).

Almost surely, 2^1252124124 is an apocalyptic number.

It is an amenable number.

1252124124 is an abundant number, since it is smaller than the sum of its proper divisors (1669498860).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1252124124 is a wasteful number, since it uses less digits than its factorization.

1252124124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104343684 (or 104343682 counting only the distinct ones).

The product of its digits is 1280, while the sum is 24.

The square root of 1252124124 is about 35385.3659582602. The cubic root of 1252124124 is about 1077.8271712447.

Adding to 1252124124 its reverse (4214212521), we get a palindrome (5466336645).

The spelling of 1252124124 in words is "one billion, two hundred fifty-two million, one hundred twenty-four thousand, one hundred twenty-four".