1152842 has 4 divisors (see below), whose sum is σ = 1729266. Its totient is φ = 576420.

The previous prime is 1152841. The next prime is 1152857. The reversal of 1152842 is 2482511.

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., 1100401 + 52441 = 1049^2 + 229^2 .

It is not an unprimeable number, because it can be changed into a prime (1152841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 288209 + ... + 288212.

2^1152842 is an apocalyptic number.

1152842 is a deficient number, since it is larger than the sum of its proper divisors (576424).

1152842 is an equidigital number, since it uses as much as digits as its factorization.

1152842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 576423.

The product of its digits is 640, while the sum is 23.

The square root of 1152842 is about 1073.7048011442. The cubic root of 1152842 is about 104.8551896440.

The spelling of 1152842 in words is "one million, one hundred fifty-two thousand, eight hundred forty-two".