121119941 has 2 divisors, whose sum is σ = 121119942. Its totient is φ = 121119940.

The previous prime is 121119931. The next prime is 121119959. The reversal of 121119941 is 149911121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 114597025 + 6522916 = 10705^2 + 2554^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-121119941 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121119931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60559970 + 60559971.

It is an arithmetic number, because the mean of its divisors is an integer number (60559971).

Almost surely, 2^121119941 is an apocalyptic number.

It is an amenable number.

121119941 is a deficient number, since it is larger than the sum of its proper divisors (1).

121119941 is an equidigital number, since it uses as much as digits as its factorization.

121119941 is an evil number, because the sum of its binary digits is even.

The product of its digits is 648, while the sum is 29.

The square root of 121119941 is about 11005.4505132684. The cubic root of 121119941 is about 494.7721169878.

The spelling of 121119941 in words is "one hundred twenty-one million, one hundred nineteen thousand, nine hundred forty-one".