1153480 has 16 divisors (see below), whose sum is σ = 2595420. Its totient is φ = 461376.

The previous prime is 1153463. The next prime is 1153483. The reversal of 1153480 is 843511.

It can be written as a sum of positive squares in 2 ways, for example, as 1153476 + 4 = 1074^2 + 2^2 .

It is a super-2 number, since 2×1153480² = 2661032220800, which contains 22 as substring.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (1153483) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14379 + ... + 14458.

2^1153480 is an apocalyptic number.

1153480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1153480 is an abundant number, since it is smaller than the sum of its proper divisors (1441940).

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

1153480 is a wasteful number, since it uses less digits than its factorization.

1153480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28848 (or 28844 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 1153480 is about 1074.0018621958. The cubic root of 1153480 is about 104.8745288868.

Adding to 1153480 its reverse (843511), we get a palindrome (1996991).

The spelling of 1153480 in words is "one million, one hundred fifty-three thousand, four hundred eighty".