121325077 has 2 divisors, whose sum is σ = 121325078. Its totient is φ = 121325076.

The previous prime is 121324997. The next prime is 121325081. The reversal of 121325077 is 770523121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 61324561 + 60000516 = 7831^2 + 7746^2 .

It is a cyclic number.

It is not a de Polignac number, because 121325077 - 2⁷ = 121324949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121325777) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60662538 + 60662539.

It is an arithmetic number, because the mean of its divisors is an integer number (60662539).

Almost surely, 2^121325077 is an apocalyptic number.

It is an amenable number.

121325077 is a deficient number, since it is larger than the sum of its proper divisors (1).

121325077 is an equidigital number, since it uses as much as digits as its factorization.

121325077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2940, while the sum is 28.

The square root of 121325077 is about 11014.7663161776. The cubic root of 121325077 is about 495.0512846909.

Adding to 121325077 its reverse (770523121), we get a palindrome (891848198).

The spelling of 121325077 in words is "one hundred twenty-one million, three hundred twenty-five thousand, seventy-seven".