1481687 has 4 divisors (see below), whose sum is σ = 1484736. Its totient is φ = 1478640.

The previous prime is 1481671. The next prime is 1481693. The reversal of 1481687 is 7861841.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1481687 - 2⁴ = 1481671 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1481387) 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, 614 + ... + 1827.

It is an arithmetic number, because the mean of its divisors is an integer number (371184).

2^1481687 is an apocalyptic number.

1481687 is a deficient number, since it is larger than the sum of its proper divisors (3049).

1481687 is an equidigital number, since it uses as much as digits as its factorization.

1481687 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3048.

The product of its digits is 10752, while the sum is 35.

The square root of 1481687 is about 1217.2456613190. The cubic root of 1481687 is about 114.0036676772.

The spelling of 1481687 in words is "one million, four hundred eighty-one thousand, six hundred eighty-seven".