1145241200404 has 96 divisors (see below), whose sum is σ = 2418921792000. Its totient is φ = 473677182720.

The previous prime is 1145241200381. The next prime is 1145241200419. The reversal of 1145241200404 is 4040021425411.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 111043152 + ... + 111053464.

It is an arithmetic number, because the mean of its divisors is an integer number (25197102000).

Almost surely, 2^{1145241200404} is an apocalyptic number.

1145241200404 is a gapful number since it is divisible by the number (14) 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 1145241200404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1209460896000).

1145241200404 is an abundant number, since it is smaller than the sum of its proper divisors (1273680591596).

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

1145241200404 is a wasteful number, since it uses less digits than its factorization.

1145241200404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13158 (or 13142 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 28.

Adding to 1145241200404 its reverse (4040021425411), we get a palindrome (5185262625815).

The spelling of 1145241200404 in words is "one trillion, one hundred forty-five billion, two hundred forty-one million, two hundred thousand, four hundred four".