1061138 has 8 divisors (see below), whose sum is σ = 1714188. Its totient is φ = 489744.

The previous prime is 1061129. The next prime is 1061141. The reversal of 1061138 is 8311601.

It can be written as a sum of positive squares in 2 ways, for example, as 1026169 + 34969 = 1013^2 + 187^2 .

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

It is a super-2 number, since 2×1061138² = 2252027710088, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20381 + ... + 20432.

2^1061138 is an apocalyptic number.

1061138 is a deficient number, since it is larger than the sum of its proper divisors (653050).

1061138 is a wasteful number, since it uses less digits than its factorization.

1061138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40828.

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

The square root of 1061138 is about 1030.1155275016. The cubic root of 1061138 is about 101.9977572235.

Adding to 1061138 its reverse (8311601), we get a palindrome (9372739).

The spelling of 1061138 in words is "one million, sixty-one thousand, one hundred thirty-eight".