1451859442 has 16 divisors (see below), whose sum is σ = 2376617472. Its totient is φ = 659700720.

The previous prime is 1451859421. The next prime is 1451859467. The reversal of 1451859442 is 2449581541.

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 7 ways as a sum of consecutive naturals, for example, 61423 + ... + 81709.

It is an arithmetic number, because the mean of its divisors is an integer number (148538592).

Almost surely, 2^1451859442 is an apocalyptic number.

1451859442 is a deficient number, since it is larger than the sum of its proper divisors (924758030).

1451859442 is a wasteful number, since it uses less digits than its factorization.

1451859442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23553.

The product of its digits is 230400, while the sum is 43.

The square root of 1451859442 is about 38103.2733764437. The cubic root of 1451859442 is about 1132.3348080685.

The spelling of 1451859442 in words is "one billion, four hundred fifty-one million, eight hundred fifty-nine thousand, four hundred forty-two".