1071330 has 64 divisors (see below), whose sum is σ = 2878848. Its totient is φ = 253440.

The previous prime is 1071313. The next prime is 1071337. The reversal of 1071330 is 331701.

It is a super-2 number, since 2×1071330² = 2295495937800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1071337) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15957 + ... + 16023.

It is an arithmetic number, because the mean of its divisors is an integer number (44982).

2^1071330 is an apocalyptic number.

1071330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1071330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1439424).

1071330 is an abundant number, since it is smaller than the sum of its proper divisors (1807518).

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

1071330 is a wasteful number, since it uses less digits than its factorization.

1071330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131.

The product of its (nonzero) digits is 63, while the sum is 15.

The square root of 1071330 is about 1035.0507233948. The cubic root of 1071330 is about 102.3232727032.

The spelling of 1071330 in words is "one million, seventy-one thousand, three hundred thirty".