1145330 has 16 divisors (see below), whose sum is σ = 2101464. Its totient is φ = 449280.

The previous prime is 1145329. The next prime is 1145359. The reversal of 1145330 is 335411.

It can be written as a sum of positive squares in 4 ways, for example, as 1054729 + 90601 = 1027^2 + 301^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1145299 and 1145308.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 551 + ... + 1610.

2^1145330 is an apocalyptic number.

1145330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1145330 is a deficient number, since it is larger than the sum of its proper divisors (956134).

1145330 is a wasteful number, since it uses less digits than its factorization.

1145330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2221.

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 1145330 is about 1070.2009157163. The cubic root of 1145330 is about 104.6269452278.

The spelling of 1145330 in words is "one million, one hundred forty-five thousand, three hundred thirty".