1032138 has 24 divisors (see below), whose sum is σ = 2368548. Its totient is φ = 323712.

The previous prime is 1032131. The next prime is 1032151. The reversal of 1032138 is 8312301.

It can be written as a sum of positive squares in 2 ways, for example, as 804609 + 227529 = 897^2 + 477^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1032138.

It is not an unprimeable number, because it can be changed into a prime (1032131) 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, 1381 + ... + 1992.

2^1032138 is an apocalyptic number.

1032138 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1032138 is an abundant number, since it is smaller than the sum of its proper divisors (1336410).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1032138 is a wasteful number, since it uses less digits than its factorization.

1032138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3398 (or 3395 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 1032138 is about 1015.9419274742. The cubic root of 1032138 is about 101.0599911546.

Adding to 1032138 its reverse (8312301), we get a palindrome (9344439).

The spelling of 1032138 in words is "one million, thirty-two thousand, one hundred thirty-eight".