1150120 has 16 divisors (see below), whose sum is σ = 2587860. Its totient is φ = 460032.

The previous prime is 1150117. The next prime is 1150139. The reversal of 1150120 is 210511.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1110916 + 39204 = 1054^2 + 198^2 .

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 1150097 and 1150106.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14337 + ... + 14416.

2^1150120 is an apocalyptic number.

1150120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1150120 is an abundant number, since it is smaller than the sum of its proper divisors (1437740).

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

1150120 is a wasteful number, since it uses less digits than its factorization.

1150120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28764 (or 28760 counting only the distinct ones).

The product of its (nonzero) digits is 10, while the sum is 10.

The square root of 1150120 is about 1072.4364783054. The cubic root of 1150120 is about 104.7725993280.

Adding to 1150120 its reverse (210511), we get a palindrome (1360631).

The spelling of 1150120 in words is "one million, one hundred fifty thousand, one hundred twenty".