1513712530 has 16 divisors (see below), whose sum is σ = 2972381184. Its totient is φ = 550440880.

The previous prime is 1513712527. The next prime is 1513712533. The reversal of 1513712530 is 352173151.

It is an interprime number because it is at equal distance from previous prime (1513712527) and next prime (1513712533).

It is not an unprimeable number, because it can be changed into a prime (1513712533) 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, 6880402 + ... + 6880621.

It is an arithmetic number, because the mean of its divisors is an integer number (185773824).

Almost surely, 2^1513712530 is an apocalyptic number.

1513712530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1513712530 is a deficient number, since it is larger than the sum of its proper divisors (1458668654).

1513712530 is a wasteful number, since it uses less digits than its factorization.

1513712530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13761041.

The product of its (nonzero) digits is 3150, while the sum is 28.

The square root of 1513712530 is about 38906.4587183157. The cubic root of 1513712530 is about 1148.1918731564.

Adding to 1513712530 its reverse (352173151), we get a palindrome (1865885681).

The spelling of 1513712530 in words is "one billion, five hundred thirteen million, seven hundred twelve thousand, five hundred thirty".