1452041131240 has 128 divisors (see below), whose sum is σ = 3744867168000. Its totient is φ = 496371161088.

The previous prime is 1452041131223. The next prime is 1452041131267. The reversal of 1452041131240 is 421311402541.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 1452041131199 and 1452041131208.

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 31 ways as a sum of consecutive naturals, for example, 378824364 + ... + 378828196.

It is an arithmetic number, because the mean of its divisors is an integer number (29256774750).

Almost surely, 2^{1452041131240} is an apocalyptic number.

1452041131240 is a gapful number since it is divisible by the number (10) 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 1452041131240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1872433584000).

1452041131240 is an abundant number, since it is smaller than the sum of its proper divisors (2292826036760).

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

1452041131240 is a wasteful number, since it uses less digits than its factorization.

1452041131240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7499 (or 7495 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 28.

Adding to 1452041131240 its reverse (421311402541), we get a palindrome (1873352533781).

The spelling of 1452041131240 in words is "one trillion, four hundred fifty-two billion, forty-one million, one hundred thirty-one thousand, two hundred forty".