1456481641 has 8 divisors (see below), whose sum is σ = 1469483264. Its totient is φ = 1443536640.

The previous prime is 1456481633. The next prime is 1456481669. The reversal of 1456481641 is 1461846541.

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 1456481641 - 2³ = 1456481633 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1456481594 and 1456481603.

It is not an unprimeable number, because it can be changed into a prime (1456481941) 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, 38380 + ... + 66226.

It is an arithmetic number, because the mean of its divisors is an integer number (183685408).

Almost surely, 2^1456481641 is an apocalyptic number.

It is an amenable number.

1456481641 is a deficient number, since it is larger than the sum of its proper divisors (13001623).

1456481641 is a wasteful number, since it uses less digits than its factorization.

1456481641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28311.

The product of its digits is 92160, while the sum is 40.

The square root of 1456481641 is about 38163.8787467941. The cubic root of 1456481641 is about 1133.5351842224.

The spelling of 1456481641 in words is "one billion, four hundred fifty-six million, four hundred eighty-one thousand, six hundred forty-one".