1130642 has 8 divisors (see below), whose sum is σ = 1735536. Its totient is φ = 552132.

The previous prime is 1130641. The next prime is 1130651. The reversal of 1130642 is 2460311.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1130642.

It is not an unprimeable number, because it can be changed into a prime (1130641) 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, 6488 + ... + 6659.

It is an arithmetic number, because the mean of its divisors is an integer number (216942).

2^1130642 is an apocalyptic number.

1130642 is a deficient number, since it is larger than the sum of its proper divisors (604894).

1130642 is a wasteful number, since it uses less digits than its factorization.

1130642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13192.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1130642 is about 1063.3165097938. The cubic root of 1130642 is about 104.1777655018.

Adding to 1130642 its reverse (2460311), we get a palindrome (3590953).

It can be divided in two parts, 113064 and 2, that multiplied together give a triangular number (226128 = T₆₇₂).

The spelling of 1130642 in words is "one million, one hundred thirty thousand, six hundred forty-two".