1431106 has 16 divisors (see below), whose sum is σ = 2286144. Its totient is φ = 670384.

The previous prime is 1431097. The next prime is 1431107. The reversal of 1431106 is 6011341.

It is a self number, because there is not a number n which added to its sum of digits gives 1431106.

It is not an unprimeable number, because it can be changed into a prime (1431107) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2145 + ... + 2731.

It is an arithmetic number, because the mean of its divisors is an integer number (142884).

2^1431106 is an apocalyptic number.

1431106 is a deficient number, since it is larger than the sum of its proper divisors (855038).

1431106 is a wasteful number, since it uses less digits than its factorization.

1431106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 665.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 1431106 is about 1196.2884267600. The cubic root of 1431106 is about 112.6913549918.

Adding to 1431106 its reverse (6011341), we get a palindrome (7442447).

The spelling of 1431106 in words is "one million, four hundred thirty-one thousand, one hundred six".