1151728 has 10 divisors (see below), whose sum is σ = 2231504. Its totient is φ = 575856.

The previous prime is 1151713. The next prime is 1151729. The reversal of 1151728 is 8271511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1151729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35976 + ... + 36007.

2^1151728 is an apocalyptic number.

It is an amenable number.

1151728 is a deficient number, since it is larger than the sum of its proper divisors (1079776).

1151728 is an equidigital number, since it uses as much as digits as its factorization.

1151728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71991 (or 71985 counting only the distinct ones).

The product of its digits is 560, while the sum is 25.

The square root of 1151728 is about 1073.1859112009. The cubic root of 1151728 is about 104.8214046368.

The spelling of 1151728 in words is "one million, one hundred fifty-one thousand, seven hundred twenty-eight".