1416631 has 2 divisors, whose sum is σ = 1416632. Its totient is φ = 1416630.

The previous prime is 1416629. The next prime is 1416641. The reversal of 1416631 is 1366141.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1416631 - 2¹ = 1416629 is a prime.

It is a super-2 number, since 2×1416631² = 4013686780322, which contains 22 as substring.

Together with 1416629, it forms a pair of twin primes.

1416631 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1416601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 708315 + 708316.

It is an arithmetic number, because the mean of its divisors is an integer number (708316).

2^1416631 is an apocalyptic number.

1416631 is a deficient number, since it is larger than the sum of its proper divisors (1).

1416631 is an equidigital number, since it uses as much as digits as its factorization.

1416631 is an evil number, because the sum of its binary digits is even.

The product of its digits is 432, while the sum is 22.

The square root of 1416631 is about 1190.2230883326. The cubic root of 1416631 is about 112.3101258067.

The spelling of 1416631 in words is "one million, four hundred sixteen thousand, six hundred thirty-one".