1016118197 has 2 divisors, whose sum is σ = 1016118198. Its totient is φ = 1016118196.

The previous prime is 1016118193. The next prime is 1016118223. The reversal of 1016118197 is 7918116101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 858138436 + 157979761 = 29294^2 + 12569^2 .

It is a cyclic number.

It is not a de Polignac number, because 1016118197 - 2² = 1016118193 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1016118193) 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, 508059098 + 508059099.

It is an arithmetic number, because the mean of its divisors is an integer number (508059099).

Almost surely, 2^1016118197 is an apocalyptic number.

It is an amenable number.

1016118197 is a deficient number, since it is larger than the sum of its proper divisors (1).

1016118197 is an equidigital number, since it uses as much as digits as its factorization.

1016118197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3024, while the sum is 35.

The square root of 1016118197 is about 31876.6089319426. The cubic root of 1016118197 is about 1005.3441218199.

The spelling of 1016118197 in words is "one billion, sixteen million, one hundred eighteen thousand, one hundred ninety-seven".