1071353340 has 144 divisors (see below), whose sum is σ = 3407878656. Its totient is φ = 271920000.

The previous prime is 1071353333. The next prime is 1071353347. The reversal of 1071353340 is 433531701.

It is an interprime number because it is at equal distance from previous prime (1071353333) and next prime (1071353347).

It is a super-2 number, since 2×1071353340² = 2295595958258311200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1071353347) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1038625 + ... + 1039655.

It is an arithmetic number, because the mean of its divisors is an integer number (23665824).

Almost surely, 2^1071353340 is an apocalyptic number.

1071353340 is a gapful number since it is divisible by the number (10) 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 1071353340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1703939328).

1071353340 is an abundant number, since it is smaller than the sum of its proper divisors (2336525316).

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

1071353340 is a wasteful number, since it uses less digits than its factorization.

1071353340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1320 (or 1315 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 27.

The square root of 1071353340 is about 32731.5343361719. The cubic root of 1071353340 is about 1023.2401576957.

The spelling of 1071353340 in words is "one billion, seventy-one million, three hundred fifty-three thousand, three hundred forty".