1261162 has 24 divisors (see below), whose sum is σ = 2333124. Its totient is φ = 508032.

The previous prime is 1261157. The next prime is 1261171. The reversal of 1261162 is 2611621.

It can be written as a sum of positive squares in 2 ways, for example, as 1207801 + 53361 = 1099^2 + 231^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1288 + ... + 2044.

2^1261162 is an apocalyptic number.

1261162 is a deficient number, since it is larger than the sum of its proper divisors (1071962).

1261162 is a wasteful number, since it uses less digits than its factorization.

1261162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 790 (or 783 counting only the distinct ones).

The product of its digits is 144, while the sum is 19.

The square root of 1261162 is about 1123.0146926911. The cubic root of 1261162 is about 108.0414221540.

Adding to 1261162 its reverse (2611621), we get a palindrome (3872783).

The spelling of 1261162 in words is "one million, two hundred sixty-one thousand, one hundred sixty-two".