121045229 has 2 divisors, whose sum is σ = 121045230. Its totient is φ = 121045228.

The previous prime is 121045193. The next prime is 121045259. The reversal of 121045229 is 922540121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 121044004 + 1225 = 11002^2 + 35^2 .

It is a cyclic number.

It is not a de Polignac number, because 121045229 - 2¹⁶ = 120979693 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 121045198 and 121045207.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121045259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60522614 + 60522615.

It is an arithmetic number, because the mean of its divisors is an integer number (60522615).

Almost surely, 2^121045229 is an apocalyptic number.

It is an amenable number.

121045229 is a deficient number, since it is larger than the sum of its proper divisors (1).

121045229 is an equidigital number, since it uses as much as digits as its factorization.

121045229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 121045229 is about 11002.0556715552. The cubic root of 121045229 is about 494.6703638074.

The spelling of 121045229 in words is "one hundred twenty-one million, forty-five thousand, two hundred twenty-nine".