1071342 has 24 divisors (see below), whose sum is σ = 2367144. Its totient is φ = 350064.

The previous prime is 1071341. The next prime is 1071349. The reversal of 1071342 is 2431701.

It is a super-2 number, since 2×1071342² = 2295547361928, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1071341) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 393 + ... + 1515.

It is an arithmetic number, because the mean of its divisors is an integer number (98631).

2^1071342 is an apocalyptic number.

1071342 is an abundant number, since it is smaller than the sum of its proper divisors (1295802).

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

1071342 is a wasteful number, since it uses less digits than its factorization.

1071342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1184 (or 1181 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 18.

The square root of 1071342 is about 1035.0565201959. The cubic root of 1071342 is about 102.3236547438.

The spelling of 1071342 in words is "one million, seventy-one thousand, three hundred forty-two".