1142174 has 16 divisors (see below), whose sum is σ = 1885680. Its totient is φ = 514560.

The previous prime is 1142171. The next prime is 1142191. The reversal of 1142174 is 4712411.

It is a super-2 number, since 2×1142174² = 2609122892552, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1142171) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4112 + ... + 4380.

It is an arithmetic number, because the mean of its divisors is an integer number (117855).

2^1142174 is an apocalyptic number.

1142174 is a deficient number, since it is larger than the sum of its proper divisors (743506).

1142174 is a wasteful number, since it uses less digits than its factorization.

1142174 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 475.

The product of its digits is 224, while the sum is 20.

The square root of 1142174 is about 1068.7254090738. The cubic root of 1142174 is about 104.5307556582.

Adding to 1142174 its reverse (4712411), we get a palindrome (5854585).

The spelling of 1142174 in words is "one million, one hundred forty-two thousand, one hundred seventy-four".