1156730 has 16 divisors (see below), whose sum is σ = 2100384. Its totient is φ = 458640.

The previous prime is 1156721. The next prime is 1156741. The reversal of 1156730 is 376511.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1156696 and 1156705.

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 7 ways as a sum of consecutive naturals, for example, 869 + ... + 1751.

It is an arithmetic number, because the mean of its divisors is an integer number (131274).

2^1156730 is an apocalyptic number.

1156730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1156730 is a deficient number, since it is larger than the sum of its proper divisors (943654).

1156730 is a wasteful number, since it uses less digits than its factorization.

1156730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1021.

The product of its (nonzero) digits is 630, while the sum is 23.

The square root of 1156730 is about 1075.5138306875. The cubic root of 1156730 is about 104.9729333106.

The spelling of 1156730 in words is "one million, one hundred fifty-six thousand, seven hundred thirty".