1516135099 has 2 divisors, whose sum is σ = 1516135100. Its totient is φ = 1516135098.

The previous prime is 1516135087. The next prime is 1516135121. The reversal of 1516135099 is 9905316151.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1516135099 - 2⁵ = 1516135067 is a prime.

It is not a weakly prime, because it can be changed into another prime (1516135079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 758067549 + 758067550.

It is an arithmetic number, because the mean of its divisors is an integer number (758067550).

Almost surely, 2^1516135099 is an apocalyptic number.

1516135099 is a deficient number, since it is larger than the sum of its proper divisors (1).

1516135099 is an equidigital number, since it uses as much as digits as its factorization.

1516135099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36450, while the sum is 40.

The square root of 1516135099 is about 38937.5795215881. The cubic root of 1516135099 is about 1148.8040747049.

The spelling of 1516135099 in words is "one billion, five hundred sixteen million, one hundred thirty-five thousand, ninety-nine".