433140121 has 2 divisors, whose sum is σ = 433140122. Its totient is φ = 433140120.

The previous prime is 433140119. The next prime is 433140133. The reversal of 433140121 is 121041334.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 421850521 + 11289600 = 20539^2 + 3360^2 .

It is a cyclic number.

It is not a de Polignac number, because 433140121 - 2¹ = 433140119 is a prime.

It is a super-2 number, since 2×433140121² = 375220728839789282, which contains 22 as substring.

Together with 433140119, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (433110121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 216570060 + 216570061.

It is an arithmetic number, because the mean of its divisors is an integer number (216570061).

Almost surely, 2^433140121 is an apocalyptic number.

It is an amenable number.

433140121 is a deficient number, since it is larger than the sum of its proper divisors (1).

433140121 is an equidigital number, since it uses as much as digits as its factorization.

433140121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 433140121 is about 20812.0186671068. The cubic root of 433140121 is about 756.6170746628.

Adding to 433140121 its reverse (121041334), we get a palindrome (554181455).

The spelling of 433140121 in words is "four hundred thirty-three million, one hundred forty thousand, one hundred twenty-one".