121045193 has 2 divisors, whose sum is σ = 121045194. Its totient is φ = 121045192.

The previous prime is 121045189. The next prime is 121045229. The reversal of 121045193 is 391540121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 89718784 + 31326409 = 9472^2 + 5597^2 .

It is a cyclic number.

It is not a de Polignac number, because 121045193 - 2² = 121045189 is a prime.

It is not a weakly prime, because it can be changed into another prime (121045103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60522596 + 60522597.

It is an arithmetic number, because the mean of its divisors is an integer number (60522597).

Almost surely, 2^121045193 is an apocalyptic number.

It is an amenable number.

121045193 is a deficient number, since it is larger than the sum of its proper divisors (1).

121045193 is an equidigital number, since it uses as much as digits as its factorization.

121045193 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 121045193 is about 11002.0540354972. The cubic root of 121045193 is about 494.6703147675.

The spelling of 121045193 in words is "one hundred twenty-one million, forty-five thousand, one hundred ninety-three".