1071344016 has 40 divisors (see below), whose sum is σ = 3075155360. Its totient is φ = 357114528.

The previous prime is 1071344009. The next prime is 1071344017. The reversal of 1071344016 is 6104431701.

It is a happy number.

It is a super-2 number, since 2×1071344016² = 2295556001238016512, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1071344017) 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, 1239550 + ... + 1240413.

It is an arithmetic number, because the mean of its divisors is an integer number (76878884).

Almost surely, 2^1071344016 is an apocalyptic number.

1071344016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1071344016 is an abundant number, since it is smaller than the sum of its proper divisors (2003811344).

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

1071344016 is a wasteful number, since it uses less digits than its factorization.

1071344016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2479980 (or 2479968 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 1071344016 is about 32731.3919044088. The cubic root of 1071344016 is about 1023.2371892636.

Adding to 1071344016 its reverse (6104431701), we get a palindrome (7175775717).

The spelling of 1071344016 in words is "one billion, seventy-one million, three hundred forty-four thousand, sixteen".