1413631 has 6 divisors (see below), whose sum is σ = 1461696. Its totient is φ = 1367100.

The previous prime is 1413623. The next prime is 1413641. The reversal of 1413631 is 1363141.

It is not a de Polignac number, because 1413631 - 2³ = 1413623 is a prime.

It is a super-2 number, since 2×1413631² = 3996705208322, which contains 22 as substring.

It is a Duffinian number.

1413631 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 1413599 and 1413608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1413641) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 226 + ... + 1696.

It is an arithmetic number, because the mean of its divisors is an integer number (243616).

2^1413631 is an apocalyptic number.

1413631 is a deficient number, since it is larger than the sum of its proper divisors (48065).

1413631 is an equidigital number, since it uses as much as digits as its factorization.

1413631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1533 (or 1502 counting only the distinct ones).

The product of its digits is 216, while the sum is 19.

The square root of 1413631 is about 1188.9621524674. The cubic root of 1413631 is about 112.2307900454.

Adding to 1413631 its reverse (1363141), we get a palindrome (2776772).

The spelling of 1413631 in words is "one million, four hundred thirteen thousand, six hundred thirty-one".