1150864 has 40 divisors (see below), whose sum is σ = 2624832. Its totient is φ = 481920.

The previous prime is 1150861. The next prime is 1150867. The reversal of 1150864 is 4680511.

It is an interprime number because it is at equal distance from previous prime (1150861) and next prime (1150867).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1150861) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2037 + ... + 2539.

2^1150864 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1150864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1312416).

1150864 is an abundant number, since it is smaller than the sum of its proper divisors (1473968).

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

1150864 is a wasteful number, since it uses less digits than its factorization.

1150864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 535 (or 529 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 25.

The square root of 1150864 is about 1072.7832959177. The cubic root of 1150864 is about 104.7951865396.

It can be divided in two parts, 11 and 50864, that multiplied together give a square (559504 = 748²).

The spelling of 1150864 in words is "one million, one hundred fifty thousand, eight hundred sixty-four".