1456661455 has 8 divisors (see below), whose sum is σ = 1748677392. Its totient is φ = 1164873408.

The previous prime is 1456661447. The next prime is 1456661471. The reversal of 1456661455 is 5541666541.

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

It is a cyclic number.

It is not a de Polignac number, because 1456661455 - 2³ = 1456661447 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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, 42577 + ... + 68746.

It is an arithmetic number, because the mean of its divisors is an integer number (218584674).

Almost surely, 2^1456661455 is an apocalyptic number.

1456661455 is a deficient number, since it is larger than the sum of its proper divisors (292015937).

1456661455 is a wasteful number, since it uses less digits than its factorization.

1456661455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113945.

The product of its digits is 432000, while the sum is 43.

The square root of 1456661455 is about 38166.2344880917. The cubic root of 1456661455 is about 1133.5818302179.

The spelling of 1456661455 in words is "one billion, four hundred fifty-six million, six hundred sixty-one thousand, four hundred fifty-five".