121011677 has 2 divisors, whose sum is σ = 121011678. Its totient is φ = 121011676.

The previous prime is 121011673. The next prime is 121011727. The reversal of 121011677 is 776110121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 120868036 + 143641 = 10994^2 + 379^2 .

It is an emirp because it is prime and its reverse (776110121) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 121011677 - 2² = 121011673 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121011673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60505838 + 60505839.

It is an arithmetic number, because the mean of its divisors is an integer number (60505839).

Almost surely, 2^121011677 is an apocalyptic number.

It is an amenable number.

121011677 is a deficient number, since it is larger than the sum of its proper divisors (1).

121011677 is an equidigital number, since it uses as much as digits as its factorization.

121011677 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 588, while the sum is 26.

The square root of 121011677 is about 11000.5307599225. The cubic root of 121011677 is about 494.6246544090.

Adding to 121011677 its reverse (776110121), we get a palindrome (897121798).

The spelling of 121011677 in words is "one hundred twenty-one million, eleven thousand, six hundred seventy-seven".