1106931 has 8 divisors (see below), whose sum is σ = 1686784. Its totient is φ = 632520.

The previous prime is 1106927. The next prime is 1106939. The reversal of 1106931 is 1396011.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1106931 - 2² = 1106927 is a prime.

It is a super-2 number, since 2×1106931² = 2450592477522, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 52711 = 1106931 / (1 + 1 + 0 + 6 + 9 + 3 + 1).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1106898 and 1106907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1106939) 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, 26335 + ... + 26376.

It is an arithmetic number, because the mean of its divisors is an integer number (210848).

2^1106931 is an apocalyptic number.

1106931 is a deficient number, since it is larger than the sum of its proper divisors (579853).

1106931 is an equidigital number, since it uses as much as digits as its factorization.

1106931 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52721.

The product of its (nonzero) digits is 162, while the sum is 21.

The square root of 1106931 is about 1052.1078842020. The cubic root of 1106931 is about 103.4443678715. Note that the first 3 decimals are identical.

The spelling of 1106931 in words is "one million, one hundred six thousand, nine hundred thirty-one".