1162138 has 4 divisors (see below), whose sum is σ = 1743210. Its totient is φ = 581068.

The previous prime is 1162129. The next prime is 1162193. The reversal of 1162138 is 8312611.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1159929 + 2209 = 1077^2 + 47^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 290533 + ... + 290536.

2^1162138 is an apocalyptic number.

1162138 is a deficient number, since it is larger than the sum of its proper divisors (581072).

1162138 is an equidigital number, since it uses as much as digits as its factorization.

1162138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 581071.

The product of its digits is 288, while the sum is 22.

The square root of 1162138 is about 1078.0250460912. The cubic root of 1162138 is about 105.1362705375.

Adding to 1162138 its reverse (8312611), we get a palindrome (9474749).

The spelling of 1162138 in words is "one million, one hundred sixty-two thousand, one hundred thirty-eight".