1513112347 has 2 divisors, whose sum is σ = 1513112348. Its totient is φ = 1513112346.

The previous prime is 1513112309. The next prime is 1513112383. The reversal of 1513112347 is 7432113151.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1513112347 is a prime.

It is not a weakly prime, because it can be changed into another prime (1513112647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 756556173 + 756556174.

It is an arithmetic number, because the mean of its divisors is an integer number (756556174).

Almost surely, 2^1513112347 is an apocalyptic number.

1513112347 is a deficient number, since it is larger than the sum of its proper divisors (1).

1513112347 is an equidigital number, since it uses as much as digits as its factorization.

1513112347 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2520, while the sum is 28.

The square root of 1513112347 is about 38898.7447998004. The cubic root of 1513112347 is about 1148.0401014190.

Adding to 1513112347 its reverse (7432113151), we get a palindrome (8945225498).

The spelling of 1513112347 in words is "one billion, five hundred thirteen million, one hundred twelve thousand, three hundred forty-seven".