121577059 has 2 divisors, whose sum is σ = 121577060. Its totient is φ = 121577058.

The previous prime is 121577051. The next prime is 121577089. The reversal of 121577059 is 950775121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 121577059 - 2³ = 121577051 is a prime.

It is a zygodrome in base 2.

It is not a weakly prime, because it can be changed into another prime (121577051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60788529 + 60788530.

It is an arithmetic number, because the mean of its divisors is an integer number (60788530).

Almost surely, 2^121577059 is an apocalyptic number.

121577059 is a deficient number, since it is larger than the sum of its proper divisors (1).

121577059 is an equidigital number, since it uses as much as digits as its factorization.

121577059 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22050, while the sum is 37.

The square root of 121577059 is about 11026.1987556909. The cubic root of 121577059 is about 495.3937743461.

The spelling of 121577059 in words is "one hundred twenty-one million, five hundred seventy-seven thousand, fifty-nine".