429852121 has 2 divisors, whose sum is σ = 429852122. Its totient is φ = 429852120.

The previous prime is 429852041. The next prime is 429852127. The reversal of 429852121 is 121258924.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 296218521 + 133633600 = 17211^2 + 11560^2 .

It is a cyclic number.

It is not a de Polignac number, because 429852121 - 2²³ = 421463513 is a prime.

It is not a weakly prime, because it can be changed into another prime (429852127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 214926060 + 214926061.

It is an arithmetic number, because the mean of its divisors is an integer number (214926061).

Almost surely, 2^429852121 is an apocalyptic number.

It is an amenable number.

429852121 is a deficient number, since it is larger than the sum of its proper divisors (1).

429852121 is an equidigital number, since it uses as much as digits as its factorization.

429852121 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11520, while the sum is 34.

The square root of 429852121 is about 20732.8753673966. The cubic root of 429852121 is about 754.6976969055.

The spelling of 429852121 in words is "four hundred twenty-nine million, eight hundred fifty-two thousand, one hundred twenty-one".