1516065139 has 2 divisors, whose sum is σ = 1516065140. Its totient is φ = 1516065138.

The previous prime is 1516065101. The next prime is 1516065163. The reversal of 1516065139 is 9315606151.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1516065139 - 2¹³ = 1516056947 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1516065098 and 1516065107.

It is not a weakly prime, because it can be changed into another prime (1516065169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 758032569 + 758032570.

It is an arithmetic number, because the mean of its divisors is an integer number (758032570).

Almost surely, 2^1516065139 is an apocalyptic number.

1516065139 is a deficient number, since it is larger than the sum of its proper divisors (1).

1516065139 is an equidigital number, since it uses as much as digits as its factorization.

1516065139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24300, while the sum is 37.

The square root of 1516065139 is about 38936.6811502984. The cubic root of 1516065139 is about 1148.7864044306.

The spelling of 1516065139 in words is "one billion, five hundred sixteen million, sixty-five thousand, one hundred thirty-nine".