1452044020 has 24 divisors (see below), whose sum is σ = 3484905984. Its totient is φ = 497843616.

The previous prime is 1452044017. The next prime is 1452044023. The reversal of 1452044020 is 204402541.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1452044017) and next prime (1452044023).

It is a junction number, because it is equal to n+sod(n) for n = 1452043982 and 1452044000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1452044023) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 5185732 + ... + 5186011.

It is an arithmetic number, because the mean of its divisors is an integer number (145204416).

Almost surely, 2^1452044020 is an apocalyptic number.

1452044020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1452044020 is an abundant number, since it is smaller than the sum of its proper divisors (2032861964).

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

1452044020 is a wasteful number, since it uses less digits than its factorization.

1452044020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10371759 (or 10371757 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 22.

The square root of 1452044020 is about 38105.6953748387. The cubic root of 1452044020 is about 1132.3827914181.

Adding to 1452044020 its reverse (204402541), we get a palindrome (1656446561).

The spelling of 1452044020 in words is "one billion, four hundred fifty-two million, forty-four thousand, twenty".