166129036 has 12 divisors (see below), whose sum is σ = 290875480. Its totient is φ = 83021760.

The previous prime is 166129013. The next prime is 166129037. The reversal of 166129036 is 630921661.

166129036 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 166128992 and 166129010.

It is not an unprimeable number, because it can be changed into a prime (166129037) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 966 + ... + 18253.

Almost surely, 2^166129036 is an apocalyptic number.

It is an amenable number.

166129036 is a deficient number, since it is larger than the sum of its proper divisors (124746444).

166129036 is a wasteful number, since it uses less digits than its factorization.

166129036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21384 (or 21382 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 34.

The square root of 166129036 is about 12889.1053219376. The cubic root of 166129036 is about 549.7288316162.

The spelling of 166129036 in words is "one hundred sixty-six million, one hundred twenty-nine thousand, thirty-six".