1106631 has 12 divisors (see below), whose sum is σ = 1638000. Its totient is φ = 719520.

The previous prime is 1106629. The next prime is 1106653. The reversal of 1106631 is 1366011.

1106631 is a `hidden beast` number, since 1 + 1 + 0 + 663 + 1 = 666.

It is not a de Polignac number, because 1106631 - 2¹ = 1106629 is a prime.

It is a super-2 number, since 2×1106631² = 2449264340322, which contains 22 as substring.

1106631 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1106621) 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, 1131 + ... + 1868.

It is an arithmetic number, because the mean of its divisors is an integer number (136500).

2^1106631 is an apocalyptic number.

1106631 is a deficient number, since it is larger than the sum of its proper divisors (531369).

1106631 is a wasteful number, since it uses less digits than its factorization.

1106631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3046 (or 3043 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

The square root of 1106631 is about 1051.9653036103. The cubic root of 1106631 is about 103.4350218767.

The spelling of 1106631 in words is "one million, one hundred six thousand, six hundred thirty-one".