1163020 has 12 divisors (see below), whose sum is σ = 2442384. Its totient is φ = 465200.

The previous prime is 1163017. The next prime is 1163033. The reversal of 1163020 is 203611.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 29056 + ... + 29095.

It is an arithmetic number, because the mean of its divisors is an integer number (203532).

2^1163020 is an apocalyptic number.

1163020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1163020 is an abundant number, since it is smaller than the sum of its proper divisors (1279364).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1163020 is a wasteful number, since it uses less digits than its factorization.

1163020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58160 (or 58158 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 1163020 is about 1078.4340499075. The cubic root of 1163020 is about 105.1628613960.

Adding to 1163020 its reverse (203611), we get a palindrome (1366631).

It can be divided in two parts, 116 and 3020, that added together give a square (3136 = 56²).

The spelling of 1163020 in words is "one million, one hundred sixty-three thousand, twenty".