1151748 has 72 divisors (see below), whose sum is σ = 3302208. Its totient is φ = 335808.

The previous prime is 1151747. The next prime is 1151753. The reversal of 1151748 is 8471511.

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1151747) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10711 + ... + 10817.

It is an arithmetic number, because the mean of its divisors is an integer number (45864).

2^1151748 is an apocalyptic number.

1151748 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1151748, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1651104).

1151748 is an abundant number, since it is smaller than the sum of its proper divisors (2150460).

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

1151748 is a wasteful number, since it uses less digits than its factorization.

1151748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153 (or 148 counting only the distinct ones).

The product of its digits is 1120, while the sum is 27.

The square root of 1151748 is about 1073.1952292104. The cubic root of 1151748 is about 104.8220113819.

The spelling of 1151748 in words is "one million, one hundred fifty-one thousand, seven hundred forty-eight".