121434463 has 2 divisors, whose sum is σ = 121434464. Its totient is φ = 121434462.

The previous prime is 121434461. The next prime is 121434493. The reversal of 121434463 is 364434121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 121434463 - 2¹ = 121434461 is a prime.

Together with 121434461, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121434461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60717231 + 60717232.

It is an arithmetic number, because the mean of its divisors is an integer number (60717232).

Almost surely, 2^121434463 is an apocalyptic number.

121434463 is a deficient number, since it is larger than the sum of its proper divisors (1).

121434463 is an equidigital number, since it uses as much as digits as its factorization.

121434463 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6912, while the sum is 28.

The square root of 121434463 is about 11019.7306228419. The cubic root of 121434463 is about 495.2000184757.

Adding to 121434463 its reverse (364434121), we get a palindrome (485868584).

The spelling of 121434463 in words is "one hundred twenty-one million, four hundred thirty-four thousand, four hundred sixty-three".