2115062166 has 32 divisors (see below), whose sum is σ = 4933094400. Its totient is φ = 604302888.

The previous prime is 2115062153. The next prime is 2115062167. The reversal of 2115062166 is 6612605112.

It is a super-2 number, since 2×2115062166² = 8946975932089223112, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2115062167) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 511806 + ... + 515921.

It is an arithmetic number, because the mean of its divisors is an integer number (154159200).

Almost surely, 2^2115062166 is an apocalyptic number.

2115062166 is an abundant number, since it is smaller than the sum of its proper divisors (2818032234).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2115062166 is a wasteful number, since it uses less digits than its factorization.

2115062166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1027753 (or 1027739 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 2115062166 is about 45989.8050224177. The cubic root of 2115062166 is about 1283.6335084788.

Adding to 2115062166 its reverse (6612605112), we get a palindrome (8727667278).

The spelling of 2115062166 in words is "two billion, one hundred fifteen million, sixty-two thousand, one hundred sixty-six".