1114642 has 4 divisors (see below), whose sum is σ = 1671966. Its totient is φ = 557320.

The previous prime is 1114613. The next prime is 1114651. The reversal of 1114642 is 2464111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2464111 = 13 ⋅189547.

It can be written as a sum of positive squares in only one way, i.e., 741321 + 373321 = 861^2 + 611^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278659 + ... + 278662.

2^1114642 is an apocalyptic number.

1114642 is a deficient number, since it is larger than the sum of its proper divisors (557324).

1114642 is an equidigital number, since it uses as much as digits as its factorization.

1114642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 557323.

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

The square root of 1114642 is about 1055.7660725748. The cubic root of 1114642 is about 103.6840137819.

Adding to 1114642 its reverse (2464111), we get a palindrome (3578753).

It can be divided in two parts, 111 and 4642, that added together give a triangular number (4753 = T₉₇).

The spelling of 1114642 in words is "one million, one hundred fourteen thousand, six hundred forty-two".