1461285841 has 4 divisors (see below), whose sum is σ = 1524820032. Its totient is φ = 1397751652.

The previous prime is 1461285827. The next prime is 1461285853. The reversal of 1461285841 is 1485821641.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1461285841 - 2²³ = 1452897233 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1461285794 and 1461285803.

It is not an unprimeable number, because it can be changed into a prime (1461282841) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 31767061 + ... + 31767106.

It is an arithmetic number, because the mean of its divisors is an integer number (381205008).

Almost surely, 2^1461285841 is an apocalyptic number.

It is an amenable number.

1461285841 is a deficient number, since it is larger than the sum of its proper divisors (63534191).

1461285841 is an equidigital number, since it uses as much as digits as its factorization.

1461285841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63534190.

The product of its digits is 61440, while the sum is 40.

The square root of 1461285841 is about 38226.7686444983. The cubic root of 1461285841 is about 1134.7801371173.

The spelling of 1461285841 in words is "one billion, four hundred sixty-one million, two hundred eighty-five thousand, eight hundred forty-one".