1120761 has 6 divisors (see below), whose sum is σ = 1618890. Its totient is φ = 747168.

The previous prime is 1120747. The next prime is 1120771. The reversal of 1120761 is 1670211.

It can be written as a sum of positive squares in only one way, i.e., 1115136 + 5625 = 1056^2 + 75^2 .

It is not a de Polignac number, because 1120761 - 2⁷ = 1120633 is a prime.

It is a super-2 number, since 2×1120761² = 2512210438242, which contains 22 as substring.

It is a Curzon number.

1120761 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1120711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 62256 + ... + 62273.

It is an arithmetic number, because the mean of its divisors is an integer number (269815).

2^1120761 is an apocalyptic number.

It is an amenable number.

1120761 is a deficient number, since it is larger than the sum of its proper divisors (498129).

1120761 is a wasteful number, since it uses less digits than its factorization.

1120761 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124535 (or 124532 counting only the distinct ones).

The product of its (nonzero) digits is 84, while the sum is 18.

The square root of 1120761 is about 1058.6600020781. The cubic root of 1120761 is about 103.8733974738.

Adding to 1120761 its reverse (1670211), we get a palindrome (2790972).

It can be divided in two parts, 1120 and 761, that added together give a palindrome (1881).

The spelling of 1120761 in words is "one million, one hundred twenty thousand, seven hundred sixty-one".