1120263 has 8 divisors (see below), whose sum is σ = 1500528. Its totient is φ = 743424.

The previous prime is 1120237. The next prime is 1120271. The reversal of 1120263 is 3620211.

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

It is a de Polignac number, because none of the positive numbers 2^k-1120263 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45 + ... + 1497.

It is an arithmetic number, because the mean of its divisors is an integer number (187566).

2^1120263 is an apocalyptic number.

1120263 is a deficient number, since it is larger than the sum of its proper divisors (380265).

1120263 is a wasteful number, since it uses less digits than its factorization.

1120263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1713.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 1120263 is about 1058.4247729527. The cubic root of 1120263 is about 103.8580101267.

Adding to 1120263 its reverse (3620211), we get a palindrome (4740474).

The spelling of 1120263 in words is "one million, one hundred twenty thousand, two hundred sixty-three".