1031340516 has 72 divisors (see below), whose sum is σ = 2584217664. Its totient is φ = 319872960.

The previous prime is 1031340503. The next prime is 1031340523. The reversal of 1031340516 is 6150431301.

1031340516 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 232681 + ... + 237071.

It is an arithmetic number, because the mean of its divisors is an integer number (35891912).

Almost surely, 2^1031340516 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1031340516, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1292108832).

1031340516 is an abundant number, since it is smaller than the sum of its proper divisors (1552877148).

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

1031340516 is a wasteful number, since it uses less digits than its factorization.

1031340516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4481 (or 4456 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 1031340516 is about 32114.4907479474. The cubic root of 1031340516 is about 1010.3395636347.

Adding to 1031340516 its reverse (6150431301), we get a palindrome (7181771817).

The spelling of 1031340516 in words is "one billion, thirty-one million, three hundred forty thousand, five hundred sixteen".