1413887 has 4 divisors (see below), whose sum is σ = 1417416. Its totient is φ = 1410360.

The previous prime is 1413877. The next prime is 1413889. The reversal of 1413887 is 7883141.

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 1413887 - 2¹⁰ = 1412863 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 (1413889) 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, 1073 + ... + 1994.

It is an arithmetic number, because the mean of its divisors is an integer number (354354).

2^1413887 is an apocalyptic number.

1413887 is a deficient number, since it is larger than the sum of its proper divisors (3529).

1413887 is an equidigital number, since it uses as much as digits as its factorization.

1413887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3528.

The product of its digits is 5376, while the sum is 32.

The square root of 1413887 is about 1189.0698045111. The cubic root of 1413887 is about 112.2375644083.

The spelling of 1413887 in words is "one million, four hundred thirteen thousand, eight hundred eighty-seven".