1016258195 has 4 divisors (see below), whose sum is σ = 1219509840. Its totient is φ = 813006552.

The previous prime is 1016258189. The next prime is 1016258203. The reversal of 1016258195 is 5918526101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1016258195 - 2⁴ = 1016258179 is a prime.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 101625815 + ... + 101625824.

It is an arithmetic number, because the mean of its divisors is an integer number (304877460).

Almost surely, 2^1016258195 is an apocalyptic number.

1016258195 is a deficient number, since it is larger than the sum of its proper divisors (203251645).

1016258195 is an equidigital number, since it uses as much as digits as its factorization.

1016258195 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203251644.

The product of its (nonzero) digits is 21600, while the sum is 38.

The square root of 1016258195 is about 31878.8047925263. The cubic root of 1016258195 is about 1005.3902908920.

The spelling of 1016258195 in words is "one billion, sixteen million, two hundred fifty-eight thousand, one hundred ninety-five".