1516150513 has 4 divisors (see below), whose sum is σ = 1518673828. Its totient is φ = 1513627200.

The previous prime is 1516150499. The next prime is 1516150549. The reversal of 1516150513 is 3150516151.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3150516151 = 5507 ⋅572093.

It can be written as a sum of positive squares in 2 ways, for example, as 1339047649 + 177102864 = 36593^2 + 13308^2 .

It is a cyclic number.

It is not a de Polignac number, because 1516150513 - 2⁵ = 1516150481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1516150583) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1260756 + ... + 1261957.

It is an arithmetic number, because the mean of its divisors is an integer number (379668457).

Almost surely, 2^1516150513 is an apocalyptic number.

It is an amenable number.

1516150513 is a deficient number, since it is larger than the sum of its proper divisors (2523315).

1516150513 is an equidigital number, since it uses as much as digits as its factorization.

1516150513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2523314.

The product of its (nonzero) digits is 2250, while the sum is 28.

The square root of 1516150513 is about 38937.7774532651. Note that the first 3 decimals coincide. The cubic root of 1516150513 is about 1148.8079678509.

Adding to 1516150513 its reverse (3150516151), we get a palindrome (4666666664).

The spelling of 1516150513 in words is "one billion, five hundred sixteen million, one hundred fifty thousand, five hundred thirteen".