1016199061 has 8 divisors (see below), whose sum is σ = 1033364664. Its totient is φ = 999049920.

The previous prime is 1016199049. The next prime is 1016199101. The reversal of 1016199061 is 1609916101.

It can be written as a sum of positive squares in 4 ways, for example, as 820836 + 1015378225 = 906^2 + 31865^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1016199061 - 2⁷ = 1016198933 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1016199001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 236811 + ... + 241063.

It is an arithmetic number, because the mean of its divisors is an integer number (129170583).

Almost surely, 2^1016199061 is an apocalyptic number.

It is an amenable number.

1016199061 is a deficient number, since it is larger than the sum of its proper divisors (17165603).

1016199061 is an equidigital number, since it uses as much as digits as its factorization.

1016199061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8231.

The product of its (nonzero) digits is 2916, while the sum is 34.

The square root of 1016199061 is about 31877.8772975868. The cubic root of 1016199061 is about 1005.3707899742.

The spelling of 1016199061 in words is "one billion, sixteen million, one hundred ninety-nine thousand, sixty-one".