210450129 has 8 divisors (see below), whose sum is σ = 290276160. Its totient is φ = 135462096.

The previous prime is 210450101. The next prime is 210450143. The reversal of 210450129 is 921054012.

210450129 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 210450129 - 2⁷ = 210450001 is a prime.

It is a super-2 number, since 2×210450129² = 88578513592233282, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 210450099 and 210450108.

It is not an unprimeable number, because it can be changed into a prime (210450169) 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, 1209397 + ... + 1209570.

It is an arithmetic number, because the mean of its divisors is an integer number (36284520).

Almost surely, 2^210450129 is an apocalyptic number.

210450129 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

It is an amenable number.

210450129 is a deficient number, since it is larger than the sum of its proper divisors (79826031).

210450129 is a wasteful number, since it uses less digits than its factorization.

210450129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2418999.

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 210450129 is about 14506.8993585811. The cubic root of 210450129 is about 594.8165797646.

The spelling of 210450129 in words is "two hundred ten million, four hundred fifty thousand, one hundred twenty-nine".