1452242643 has 8 divisors (see below), whose sum is σ = 1954088400. Its totient is φ = 959279328.

The previous prime is 1452242641. The next prime is 1452242653. The reversal of 1452242643 is 3462422541.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1452242643 - 2¹ = 1452242641 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1452242641) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 2220228 + ... + 2220881.

It is an arithmetic number, because the mean of its divisors is an integer number (244261050).

Almost surely, 2^1452242643 is an apocalyptic number.

1452242643 is a deficient number, since it is larger than the sum of its proper divisors (501845757).

1452242643 is a wasteful number, since it uses less digits than its factorization.

1452242643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4441221.

The product of its digits is 46080, while the sum is 33.

The square root of 1452242643 is about 38108.3014971804. The cubic root of 1452242643 is about 1132.4344213985.

The spelling of 1452242643 in words is "one billion, four hundred fifty-two million, two hundred forty-two thousand, six hundred forty-three".