1234521124152 has 128 divisors (see below), whose sum is σ = 3464953459200. Its totient is φ = 364237959168.

The previous prime is 1234521124121. The next prime is 1234521124183. The reversal of 1234521124152 is 2514211254321.

It is an interprime number because it is at equal distance from previous prime (1234521124121) and next prime (1234521124183).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 480813 + ... + 1643235.

It is an arithmetic number, because the mean of its divisors is an integer number (27069948900).

Almost surely, 2^{1234521124152} is an apocalyptic number.

1234521124152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1234521124152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1732476729600).

1234521124152 is an abundant number, since it is smaller than the sum of its proper divisors (2230432335048).

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

1234521124152 is a wasteful number, since it uses less digits than its factorization.

1234521124152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1162605 (or 1162601 counting only the distinct ones).

The product of its digits is 19200, while the sum is 33.

Adding to 1234521124152 its reverse (2514211254321), we get a palindrome (3748732378473).

The spelling of 1234521124152 in words is "one trillion, two hundred thirty-four billion, five hundred twenty-one million, one hundred twenty-four thousand, one hundred fifty-two".