1481659 has 4 divisors (see below), whose sum is σ = 1485016. Its totient is φ = 1478304.

The previous prime is 1481611. The next prime is 1481663. The reversal of 1481659 is 9561841.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9561841 = 107 ⋅89363.

It is a cyclic number.

It is not a de Polignac number, because 1481659 - 2¹³ = 1473467 is a prime.

It is a Duffinian number.

1481659 is a lucky number.

It is a plaindrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (1481759) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 894 + ... + 1939.

It is an arithmetic number, because the mean of its divisors is an integer number (371254).

2^1481659 is an apocalyptic number.

1481659 is a deficient number, since it is larger than the sum of its proper divisors (3357).

1481659 is an equidigital number, since it uses as much as digits as its factorization.

1481659 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3356.

The product of its digits is 8640, while the sum is 34.

The square root of 1481659 is about 1217.2341598887. The cubic root of 1481659 is about 114.0029495492.

The spelling of 1481659 in words is "one million, four hundred eighty-one thousand, six hundred fifty-nine".