1106139 has 24 divisors (see below), whose sum is σ = 1672272. Its totient is φ = 647680.

The previous prime is 1106137. The next prime is 1106159. The reversal of 1106139 is 9316011.

1106139 = 132² + 133² + ... + 177².

It is a happy number.

It is not a de Polignac number, because 1106139 - 2¹ = 1106137 is a prime.

It is a hoax number, since the sum of its digits (21) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (1106137) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26959 + ... + 26999.

It is an arithmetic number, because the mean of its divisors is an integer number (69678).

2^1106139 is an apocalyptic number.

1106139 is a deficient number, since it is larger than the sum of its proper divisors (566133).

1106139 is a wasteful number, since it uses less digits than its factorization.

1106139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107 (or 84 counting only the distinct ones).

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

The square root of 1106139 is about 1051.7314295960. The cubic root of 1106139 is about 103.4196907879.

The spelling of 1106139 in words is "one million, one hundred six thousand, one hundred thirty-nine".