1071320 has 16 divisors (see below), whose sum is σ = 2410560. Its totient is φ = 428512.

The previous prime is 1071313. The next prime is 1071337. The reversal of 1071320 is 231701.

It is a super-2 number, since 2×1071320² = 2295453084800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1071295 and 1071304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13352 + ... + 13431.

It is an arithmetic number, because the mean of its divisors is an integer number (150660).

2^1071320 is an apocalyptic number.

1071320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1071320 is an abundant number, since it is smaller than the sum of its proper divisors (1339240).

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

1071320 is a wasteful number, since it uses less digits than its factorization.

1071320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26794 (or 26790 counting only the distinct ones).

The product of its (nonzero) digits is 42, while the sum is 14.

The square root of 1071320 is about 1035.0458927023. The cubic root of 1071320 is about 102.3229543339.

The spelling of 1071320 in words is "one million, seventy-one thousand, three hundred twenty".