1010165899 has 2 divisors, whose sum is σ = 1010165900. Its totient is φ = 1010165898.

The previous prime is 1010165881. The next prime is 1010165983. The reversal of 1010165899 is 9985610101.

It is a weak prime.

It is an emirp because it is prime and its reverse (9985610101) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1010165899 - 2⁵ = 1010165867 is a prime.

It is not a weakly prime, because it can be changed into another prime (1010165809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505082949 + 505082950.

It is an arithmetic number, because the mean of its divisors is an integer number (505082950).

Almost surely, 2^1010165899 is an apocalyptic number.

1010165899 is a deficient number, since it is larger than the sum of its proper divisors (1).

1010165899 is an equidigital number, since it uses as much as digits as its factorization.

1010165899 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19440, while the sum is 40.

The square root of 1010165899 is about 31783.1071325634. The cubic root of 1010165899 is about 1003.3772145820.

The spelling of 1010165899 in words is "one billion, ten million, one hundred sixty-five thousand, eight hundred ninety-nine".