2142173036 has 12 divisors (see below), whose sum is σ = 3869732160. Its totient is φ = 1036535280.

The previous prime is 2142173029. The next prime is 2142173041. The reversal of 2142173036 is 6303712412.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8637671 + ... + 8637918.

It is an arithmetic number, because the mean of its divisors is an integer number (322477680).

Almost surely, 2^2142173036 is an apocalyptic number.

It is an amenable number.

2142173036 is a deficient number, since it is larger than the sum of its proper divisors (1727559124).

2142173036 is a wasteful number, since it uses less digits than its factorization.

2142173036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17275624 (or 17275622 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 2142173036 is about 46283.6152001980. The cubic root of 2142173036 is about 1289.0947790732.

Adding to 2142173036 its reverse (6303712412), we get a palindrome (8445885448).

The spelling of 2142173036 in words is "two billion, one hundred forty-two million, one hundred seventy-three thousand, thirty-six".