1513988107 has 2 divisors, whose sum is σ = 1513988108. Its totient is φ = 1513988106.

The previous prime is 1513988071. The next prime is 1513988141. The reversal of 1513988107 is 7018893151.

Together with previous prime (1513988071) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1513988107 - 2¹¹ = 1513986059 is a prime.

It is not a weakly prime, because it can be changed into another prime (1513988197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 756994053 + 756994054.

It is an arithmetic number, because the mean of its divisors is an integer number (756994054).

Almost surely, 2^1513988107 is an apocalyptic number.

1513988107 is a deficient number, since it is larger than the sum of its proper divisors (1).

1513988107 is an equidigital number, since it uses as much as digits as its factorization.

1513988107 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60480, while the sum is 43.

The square root of 1513988107 is about 38910.0000899512. Note that the first 4 decimals coincide. The cubic root of 1513988107 is about 1148.2615464632.

The spelling of 1513988107 in words is "one billion, five hundred thirteen million, nine hundred eighty-eight thousand, one hundred seven".