1518960791 has 2 divisors, whose sum is σ = 1518960792. Its totient is φ = 1518960790.

The previous prime is 1518960769. The next prime is 1518960797. The reversal of 1518960791 is 1970698151.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1518960791 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1518960797) 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, 759480395 + 759480396.

It is an arithmetic number, because the mean of its divisors is an integer number (759480396).

Almost surely, 2^1518960791 is an apocalyptic number.

1518960791 is a deficient number, since it is larger than the sum of its proper divisors (1).

1518960791 is an equidigital number, since it uses as much as digits as its factorization.

1518960791 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 136080, while the sum is 47.

The square root of 1518960791 is about 38973.8475262579. The cubic root of 1518960791 is about 1149.5173251036.

The spelling of 1518960791 in words is "one billion, five hundred eighteen million, nine hundred sixty thousand, seven hundred ninety-one".