1456817042 has 8 divisors (see below), whose sum is σ = 2226456396. Its totient is φ = 714664912.

The previous prime is 1456817017. The next prime is 1456817099. The reversal of 1456817042 is 2407186541.

It can be written as a sum of positive squares in 2 ways, for example, as 1308196561 + 148620481 = 36169^2 + 12191^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 1456816987 and 1456817005.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6871673 + ... + 6871884.

Almost surely, 2^1456817042 is an apocalyptic number.

1456817042 is a deficient number, since it is larger than the sum of its proper divisors (769639354).

1456817042 is a wasteful number, since it uses less digits than its factorization.

1456817042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13743612.

The product of its (nonzero) digits is 53760, while the sum is 38.

The square root of 1456817042 is about 38168.2727143894. The cubic root of 1456817042 is about 1133.6221883296.

The spelling of 1456817042 in words is "one billion, four hundred fifty-six million, eight hundred seventeen thousand, forty-two".