1456147 has 8 divisors (see below), whose sum is σ = 1815552. Its totient is φ = 1134600.

The previous prime is 1456127. The next prime is 1456157. The reversal of 1456147 is 7416541.

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 1456147 - 2⁷ = 1456019 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1456127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9379 + ... + 9532.

It is an arithmetic number, because the mean of its divisors is an integer number (226944).

2^1456147 is an apocalyptic number.

1456147 is a deficient number, since it is larger than the sum of its proper divisors (359405).

1456147 is a wasteful number, since it uses less digits than its factorization.

1456147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18929.

The product of its digits is 3360, while the sum is 28.

The square root of 1456147 is about 1206.7091613144. The cubic root of 1456147 is about 113.3448363949.

The spelling of 1456147 in words is "one million, four hundred fifty-six thousand, one hundred forty-seven".