1413891 has 12 divisors (see below), whose sum is σ = 2060032. Its totient is φ = 934416.

The previous prime is 1413889. The next prime is 1413931. The reversal of 1413891 is 1983141.

It is not a de Polignac number, because 1413891 - 2¹ = 1413889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1413851) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 525 + ... + 1761.

2^1413891 is an apocalyptic number.

1413891 is a deficient number, since it is larger than the sum of its proper divisors (646141).

1413891 is a wasteful number, since it uses less digits than its factorization.

1413891 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1370 (or 1367 counting only the distinct ones).

The product of its digits is 864, while the sum is 27.

The square root of 1413891 is about 1189.0714864969. The cubic root of 1413891 is about 112.2376702512.

It can be divided in two parts, 1413 and 891, that added together give a square (2304 = 48²).

The spelling of 1413891 in words is "one million, four hundred thirteen thousand, eight hundred ninety-one".