1135020 has 24 divisors (see below), whose sum is σ = 3178224. Its totient is φ = 302656.

The previous prime is 1135019. The next prime is 1135021. The reversal of 1135020 is 205311.

It is an interprime number because it is at equal distance from previous prime (1135019) and next prime (1135021).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 1134987 and 1135005.

It is not an unprimeable number, because it can be changed into a prime (1135021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9399 + ... + 9518.

It is an arithmetic number, because the mean of its divisors is an integer number (132426).

2^1135020 is an apocalyptic number.

1135020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1135020 is an abundant number, since it is smaller than the sum of its proper divisors (2043204).

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

1135020 is a wasteful number, since it uses less digits than its factorization.

1135020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18929 (or 18927 counting only the distinct ones).

The product of its (nonzero) digits is 30, while the sum is 12.

The square root of 1135020 is about 1065.3731740569. The cubic root of 1135020 is about 104.3120558252.

The spelling of 1135020 in words is "one million, one hundred thirty-five thousand, twenty".