121017063 has 4 divisors (see below), whose sum is σ = 161356088. Its totient is φ = 80678040.

The previous prime is 121017059. The next prime is 121017077. The reversal of 121017063 is 360710121.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 121017063 - 2² = 121017059 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121017163) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20169508 + ... + 20169513.

It is an arithmetic number, because the mean of its divisors is an integer number (40339022).

Almost surely, 2^121017063 is an apocalyptic number.

121017063 is a deficient number, since it is larger than the sum of its proper divisors (40339025).

121017063 is an equidigital number, since it uses as much as digits as its factorization.

121017063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40339024.

The product of its (nonzero) digits is 252, while the sum is 21.

The square root of 121017063 is about 11000.7755635682. The cubic root of 121017063 is about 494.6319925682.

Adding to 121017063 its reverse (360710121), we get a palindrome (481727184).

The spelling of 121017063 in words is "one hundred twenty-one million, seventeen thousand, sixty-three".