105129002 has 32 divisors (see below), whose sum is σ = 182347200. Its totient is φ = 45001600.

The previous prime is 105129001. The next prime is 105129007. The reversal of 105129002 is 200921501.

It is a super-2 number, since 2×105129002² = 22104214123032008, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (105129001) 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, 24149 + ... + 28167.

It is an arithmetic number, because the mean of its divisors is an integer number (5698350).

Almost surely, 2^105129002 is an apocalyptic number.

105129002 is a deficient number, since it is larger than the sum of its proper divisors (77218198).

105129002 is a wasteful number, since it uses less digits than its factorization.

105129002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4102.

The product of its (nonzero) digits is 180, while the sum is 20.

The square root of 105129002 is about 10253.2434868192. The cubic root of 105129002 is about 471.9625227593.

The spelling of 105129002 in words is "one hundred five million, one hundred twenty-nine thousand, two".