121045829 has 2 divisors, whose sum is σ = 121045830. Its totient is φ = 121045828.

The previous prime is 121045819. The next prime is 121045843. The reversal of 121045829 is 928540121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 117722500 + 3323329 = 10850^2 + 1823^2 .

It is a cyclic number.

It is not a de Polignac number, because 121045829 - 2²⁴ = 104268613 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 121045795 and 121045804.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121045819) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60522914 + 60522915.

It is an arithmetic number, because the mean of its divisors is an integer number (60522915).

Almost surely, 2^121045829 is an apocalyptic number.

It is an amenable number.

121045829 is a deficient number, since it is larger than the sum of its proper divisors (1).

121045829 is an equidigital number, since it uses as much as digits as its factorization.

121045829 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 32.

The square root of 121045829 is about 11002.0829391529. The cubic root of 121045829 is about 494.6711811375.

The spelling of 121045829 in words is "one hundred twenty-one million, forty-five thousand, eight hundred twenty-nine".