1012516340 has 24 divisors (see below), whose sum is σ = 2319583392. Its totient is φ = 368187680.

The previous prime is 1012516339. The next prime is 1012516397. The reversal of 1012516340 is 436152101.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2300954 + ... + 2301393.

It is an arithmetic number, because the mean of its divisors is an integer number (96649308).

Almost surely, 2^1012516340 is an apocalyptic number.

1012516340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1012516340 is an abundant number, since it is smaller than the sum of its proper divisors (1307067052).

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

1012516340 is a wasteful number, since it uses less digits than its factorization.

1012516340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4602367 (or 4602365 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 1012516340 is about 31820.0619106877. The cubic root of 1012516340 is about 1004.1548268396.

Adding to 1012516340 its reverse (436152101), we get a palindrome (1448668441).

The spelling of 1012516340 in words is "one billion, twelve million, five hundred sixteen thousand, three hundred forty".