1161442 has 8 divisors (see below), whose sum is σ = 1775196. Its totient is φ = 569712.

The previous prime is 1161439. The next prime is 1161443. The reversal of 1161442 is 2441611.

It can be written as a sum of positive squares in 2 ways, for example, as 1125721 + 35721 = 1061^2 + 189^2 .

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

It is not an unprimeable number, because it can be changed into a prime (1161443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5373 + ... + 5584.

2^1161442 is an apocalyptic number.

1161442 is a deficient number, since it is larger than the sum of its proper divisors (613754).

1161442 is a wasteful number, since it uses less digits than its factorization.

1161442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11012.

The product of its digits is 192, while the sum is 19.

The square root of 1161442 is about 1077.7021852070. The cubic root of 1161442 is about 105.1152777761.

The spelling of 1161442 in words is "one million, one hundred sixty-one thousand, four hundred forty-two".