1313516216 has 16 divisors (see below), whose sum is σ = 2475222000. Its totient is φ = 653457024.

The previous prime is 1313516213. The next prime is 1313516219. The reversal of 1313516216 is 6126153131.

It is an interprime number because it is at equal distance from previous prime (1313516213) and next prime (1313516219).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313516213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 410945 + ... + 414128.

It is an arithmetic number, because the mean of its divisors is an integer number (154701375).

Almost surely, 2^1313516216 is an apocalyptic number.

It is an amenable number.

1313516216 is a deficient number, since it is larger than the sum of its proper divisors (1161705784).

1313516216 is a wasteful number, since it uses less digits than its factorization.

1313516216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 825278 (or 825274 counting only the distinct ones).

The product of its digits is 3240, while the sum is 29.

The square root of 1313516216 is about 36242.4642650027. The cubic root of 1313516216 is about 1095.1622858794.

Adding to 1313516216 its reverse (6126153131), we get a palindrome (7439669347).

The spelling of 1313516216 in words is "one billion, three hundred thirteen million, five hundred sixteen thousand, two hundred sixteen".