1134401234520 has 64 divisors (see below), whose sum is σ = 3417443136000. Its totient is φ = 301241268608.

The previous prime is 1134401234399. The next prime is 1134401234569. The reversal of 1134401234520 is 254321044311.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19748190 + ... + 19805549.

It is an arithmetic number, because the mean of its divisors is an integer number (53397549000).

Almost surely, 2^{1134401234520} is an apocalyptic number.

1134401234520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1134401234520 is an abundant number, since it is smaller than the sum of its proper divisors (2283041901480).

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

1134401234520 is a wasteful number, since it uses less digits than its factorization.

1134401234520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39553992 (or 39553988 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 1134401234520 its reverse (254321044311), we get a palindrome (1388722278831).

The spelling of 1134401234520 in words is "one trillion, one hundred thirty-four billion, four hundred one million, two hundred thirty-four thousand, five hundred twenty".