1138106 has 4 divisors (see below), whose sum is σ = 1707162. Its totient is φ = 569052.

The previous prime is 1138097. The next prime is 1138117. The reversal of 1138106 is 6018311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6018311 = 13 ⋅462947.

It can be written as a sum of positive squares in only one way, i.e., 982081 + 156025 = 991^2 + 395^2 .

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 284525 + ... + 284528.

2^1138106 is an apocalyptic number.

1138106 is a deficient number, since it is larger than the sum of its proper divisors (569056).

1138106 is an equidigital number, since it uses as much as digits as its factorization.

1138106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 569055.

The product of its (nonzero) digits is 144, while the sum is 20.

The square root of 1138106 is about 1066.8205097391. The cubic root of 1138106 is about 104.4065081110.

The spelling of 1138106 in words is "one million, one hundred thirty-eight thousand, one hundred six".